diff --git a/2week_hackerrank01.py b/2week_hackerrank01.py
new file mode 100644
index 0000000..7b6ca42
--- /dev/null
+++ b/2week_hackerrank01.py
@@ -0,0 +1,12 @@
+if __name__ == '__main__':
+    x = int(input())
+    y = int(input())
+    z = int(input())
+    n = int(input())
+ijk =[]
+for i in range(x+1):
+    for j in range(y+1):
+        for k in range(z+1):
+            if i+j+k != n:
+                ijk.append([i,j,k])
+print(ijk)
\ No newline at end of file
diff --git a/2week_hackerrank02.py b/2week_hackerrank02.py
new file mode 100644
index 0000000..40adbb2
--- /dev/null
+++ b/2week_hackerrank02.py
@@ -0,0 +1,5 @@
+if __name__ == '__main__':
+    n = int(input())
+    integer_list = map(int, input().split())
+    tup_list = tuple(integer_list)
+    print(hash(tup_list))
\ No newline at end of file
diff --git a/2week_hackerrank03.py b/2week_hackerrank03.py
new file mode 100644
index 0000000..aa1624a
--- /dev/null
+++ b/2week_hackerrank03.py
@@ -0,0 +1,15 @@
+if __name__ == '__main__':
+    records = []
+    puan = []
+    siralama = []
+    for i in range(int(input())):
+        name = input()
+        score = float(input())
+        records.append([name,score])
+        puan.append(score)
+    puan2e = sorted(set(puan))[1]
+    for x in range(len(puan)):
+        if records[x][1] == puan2e:
+            siralama.append(records[x][0])
+    for sira in sorted(siralama):
+        print(sira)
\ No newline at end of file
diff --git a/2week_odev1.py b/2week_odev1.py
new file mode 100644
index 0000000..c4371fd
--- /dev/null
+++ b/2week_odev1.py
@@ -0,0 +1,109 @@
+def menu():
+    print('''
+    telefon defterine hos geldiniz!
+    *     print icin \033[32;1m 0 \033[0m girin
+    *       add icin \033[32;1m 1 \033[0m girin
+    *      edit icin \033[32;1m 2 \033[0m girin
+    *     delet icin \033[32;1m 3 \033[0m girin
+    *      exit icin \033[32;1m 4 \033[0m girin
+    ''')
+
+contact = {}
+contact_vip = {}
+options = 0
+while (options != '4' ) :
+    menu()
+    #secim dongusu,1~4  girmesi saglanir
+    while True:
+        options = input('menu secin:')
+        if options.isdigit() and 0 <= int(options) <= 4: break
+        else:
+            print('yanlis girdiniz \n''0 = print','1 = add','2 = edit','3 = delet','4 = quit',sep=",")
+            continue
+    # menu 1 girilirse isim ve numara istenir, ve bunlar sartlara uygunsa Contact(dict) kayitlenir
+    if options == '1':
+        #girilen isimin sadece harflardan ulasmasi saglayan dongu
+        while True:
+            isim = input('adi girin : ')
+            if isim.isalpha():
+                break
+            else:
+                print('isim sadece harflardan ulusmali !')
+                continue
+        #girilen numaranin sayilardan ulasmasi ve 10 hane olmasi saglayan dongu
+        while True:
+            numara = input('numarayi girin : ')
+            if (numara.isdigit() and len(numara)) == 10:
+                contact[isim] = numara
+                important = input('bu onemli biri mi?evet =e,hayir =h : ')
+                if important == 'e':
+                    contact_vip[isim] = numara
+                else:
+                    break
+                # print('{key}={value}'.format(key=isim, value=numara))
+                # print(contact)
+                break
+            else:
+                print('numaralar sadece sayilardan ulusmali 10 hane olmali ! ')
+                continue
+    #menu secimi 2 ise
+    elif options == '2':
+        #mevcut numarayi edit etmek,once girilen isimi Contact Dict ten ariyor
+        while True:
+            arama = input('degistireceginiz isimi girin : ')
+            if arama.isalpha():
+                if arama not in contact:
+                    print('bulunmadi,tekrar deneyin !')
+                    continue
+                else:
+                    print('{key}={value}'.format(key=arama, value=contact[arama]))
+                    #mevcutsa yeni numara girmesi istenir ve eski numaranin yerine koyar
+                    while True:
+                        yeni_numara = input('yeni numarayi girin : ')
+                        if (yeni_numara .isdigit() and len(yeni_numara )) == 10:
+                            contact[arama] = yeni_numara
+                            # print('{key}={value}'.format(key=arama, value=yeni_numara))
+                            # print(contact)
+                            break
+
+                        else:
+                            print('numaralar sadece sayilardan ulusmali ve 10 hane olmali !')
+                            continue
+                break
+            else:
+                print('isim sadece harflardan ulusmali\naradiginiz isim bulunmadi')
+    #menu secim 3 ise
+    elif options == '3':
+        #once aranip,buluktan sonra silme karari sorulur
+        while True:
+            sil_isim =input('silmek istediginiz isimi girin : ')
+            if sil_isim.isalpha():
+                if sil_isim not in contact:
+                    print('bu kisi bulunmadi !')
+                    continue
+                else:
+                    print('{key}={value}'.format(key=sil_isim, value=contact[sil_isim]))
+                    #silme karari alinip,silinir yada menuye doner
+                    while True:
+                        print('input d = delet or b =back to menu ')
+                        silmekarari = input('d / b?:')
+                        if (silmekarari == 'd'):
+                            del contact[sil_isim]
+                            # print(contact)
+                            break
+                        elif silmekarari == 'b':
+                            break
+                        else:
+                            continue
+
+                break
+            else:
+                print('isim sadece harflardan ulusmali !')
+    #menu secimi 4 ise dongu bitip sistemden cikar
+    elif (options == '4'):
+        break
+    #defteri yazdirmak icin
+    elif (options == '0'):
+        print('important list : ',contact_vip)
+        print('tum list : ',contact)
+        continue
\ No newline at end of file