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TTricker2TTricker2
authoredSep 26, 2017
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1 parent 5c11ff0 commit 26c2e69

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+211
-32
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3 files changed

+211
-32
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‎HomeWork2.vcxproj

+150
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<?xml version="1.0" encoding="utf-8"?>
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<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup Label="ProjectConfigurations">
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<ProjectConfiguration Include="Debug|Win32">
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<Configuration>Debug</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Release|Win32">
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<Configuration>Release</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Debug|x64">
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<Configuration>Debug</Configuration>
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<Platform>x64</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Release|x64">
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<Configuration>Release</Configuration>
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<Platform>x64</Platform>
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</ProjectConfiguration>
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="Homework2.c" />
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</ItemGroup>
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<PropertyGroup Label="Globals">
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<ProjectGuid>{2C7D00BC-FECA-431E-B291-F380C3ADE48B}</ProjectGuid>
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<Keyword>Win32Proj</Keyword>
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<RootNamespace>HomeWork2</RootNamespace>
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<WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<PlatformToolset>v140</PlatformToolset>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<PlatformToolset>v140</PlatformToolset>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<PlatformToolset>v140</PlatformToolset>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<PlatformToolset>v140</PlatformToolset>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
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<ImportGroup Label="ExtensionSettings">
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</ImportGroup>
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<ImportGroup Label="Shared">
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<PropertyGroup Label="UserMacros" />
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<LinkIncremental>true</LinkIncremental>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
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<LinkIncremental>true</LinkIncremental>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<LinkIncremental>false</LinkIncremental>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
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<LinkIncremental>false</LinkIncremental>
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</PropertyGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<ClCompile>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<WarningLevel>Level3</WarningLevel>
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<Optimization>Disabled</Optimization>
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<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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</Link>
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</ItemDefinitionGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
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<ClCompile>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<WarningLevel>Level3</WarningLevel>
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<Optimization>Disabled</Optimization>
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<PreprocessorDefinitions>_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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</Link>
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</ItemDefinitionGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<ClCompile>
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<WarningLevel>Level3</WarningLevel>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<Optimization>MaxSpeed</Optimization>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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<PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<EnableCOMDATFolding>true</EnableCOMDATFolding>
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<OptimizeReferences>true</OptimizeReferences>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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</Link>
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</ItemDefinitionGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
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<ClCompile>
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<WarningLevel>Level3</WarningLevel>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<Optimization>MaxSpeed</Optimization>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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<PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<EnableCOMDATFolding>true</EnableCOMDATFolding>
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<OptimizeReferences>true</OptimizeReferences>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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</Link>
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</ItemDefinitionGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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<ImportGroup Label="ExtensionTargets">
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</ImportGroup>
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</Project>

‎HomeWork2.vcxproj.filters

+22
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@@ -0,0 +1,22 @@
1+
<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup>
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<Filter Include="Source Files">
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<UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
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<Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
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</Filter>
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<Filter Include="Header Files">
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<UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
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<Extensions>h;hh;hpp;hxx;hm;inl;inc;xsd</Extensions>
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</Filter>
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<Filter Include="Resource Files">
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<UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
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<Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
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</Filter>
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="Homework2.c">
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<Filter>Source Files</Filter>
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</ClCompile>
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</ItemGroup>
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</Project>

‎Homework2.c

+39-32
Original file line numberDiff line numberDiff line change
@@ -4,6 +4,7 @@
44
char * reverse(char * str1);
55
char * encrypt(char * str1, int n);
66
char * rotate(char * str1, int n);
7+
int CheckRange(char str1, int n);
78

89
int main(void)
910
{
@@ -17,27 +18,14 @@ int main(void)
1718
printf("입력 종료를 원하면 새로운 행에서 ctrl+z 입력\n");
1819
printf("Enter String(more than 20 chars): ");
1920

20-
while (gets(Sentence))
21-
{
22-
while (Sentence[count])
23-
count++;
24-
25-
for (int i = 0; i < count; i++)
26-
{
27-
if (Sentence[i] < 65 || Sentence[i] > 122 || (Sentence[i] > 90 && Sentence[i] < 97))
28-
{
29-
printf("문자열만 입력해주세요\n");
30-
break;
31-
}
32-
}
33-
}
21+
gets(Sentence);
3422

35-
printf("얼마나 Encryt하실 건가요?: ");
23+
printf("얼마나 Encrypt하실 건가요?: ");
3624
scanf("%d", &Encrypt_num);
3725
printf("얼마나 rotate 하실 건가요?: ");
38-
scanf("%d", &Rotate_num); // 함수 내에서 rotate_num만큼 for문을 돌린다.
26+
scanf("%d", &Rotate_num);
3927

40-
printf("String Entered: \t");
28+
printf("\nString Entered: \t");
4129
puts(Sentence);
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4331
printf("Reversed: \t\t");
@@ -48,17 +36,16 @@ int main(void)
4836
printf("Encrypted: \t\t");
4937
encrypt(Sentence, Encrypt_num);
5038
puts(Sentence);
51-
encrypt(Sentence, -Encrypt_num);//원래대로 배열 돌리기
39+
encrypt(Sentence, -Encrypt_num); //원래대로 배열 돌리기
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5341
printf("Rotated: \t\t");
5442
rotate(Sentence, Rotate_num);
5543
puts(Sentence);
44+
printf("\n");
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5746
return 0;
58-
5947
}
6048

61-
6249
char * reverse(char * str1)
6350
{
6451
char temp = 0;
@@ -77,27 +64,49 @@ char * reverse(char * str1)
7764
return str1;
7865
}
7966

80-
8167
char * encrypt(char * str1, int n)
8268
{
8369
int count = 0;
8470

8571
while (*(str1 + count))
8672
count++;
87-
//65~90 대문자, 97~122 소문자
73+
8874
for (int i = 0; i < count; i++)
8975
{
90-
if (*(str1 + i) >= 65 && *(str1 + i) <= 90)
91-
*(str1 + i) += n;
92-
else if (*(str1 + i) >= 97 && *(str1 + i) <= 122)
93-
*(str1 + i) += n;
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else
95-
break;
96-
}
76+
int check1 = CheckRange(str1[i], 0);
77+
int check2;
78+
79+
if (n > 26 || n < -26) //연산을 하면 알파벳 범위를 벗어나는 값들의 범위
80+
n %= 26;
9781

82+
if (check1) // 알파벳만을 입력했을 때를 가정한다.
83+
{
84+
85+
check2 = CheckRange(str1[i], n);
86+
if (check1 == check2)
87+
*(str1 + i) += n;
88+
else
89+
{
90+
if (n > 0)
91+
*(str1 + i) = *(str1 + i) + n - 26;
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else
93+
*(str1 + i) = *(str1 + i) + n + 26;
94+
}
95+
}
96+
}
9897
return str1;
9998
}
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100+
int CheckRange(char str1, int n) // 알파벳이 아닌 경우에만 0을 반환한다.
101+
{
102+
if (str1 + n >= 65 && str1 + n <= 90)
103+
return 1;
104+
else if (str1 + n >= 97 && str1 + n <= 122)
105+
return 2;
106+
else
107+
return 0;
108+
}
109+
101110
char * rotate(char * str1, int n)
102111
{
103112
int count = 0;
@@ -118,6 +127,4 @@ char * rotate(char * str1, int n)
118127
}
119128

120129
return str1;
121-
}
122-
123-
130+
}

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