migration from cloud service

week3/ex1.py

@@ -0,0 +1,26 @@
+def main():
+    print('==Exercise 1==')
+    flag=True
+    while flag:
+        a = input("pls input number A:")
+        try: 
+            a = int(a)
+            flag=False
+        except :
+            print("pls input a number!")
+    flag=True
+    while flag:
+        b = input("pls input number B:")
+        try: 
+            b = int(b)
+            flag=False
+        except :
+            print("pls input a number!")
+
+    print(f"The result for A+B={a+b}")
+
+    print('==End Of Ex1==')
+    return 0
+
+if __name__ == '__main__':
+    main()

week3/ex2.py

@@ -0,0 +1,12 @@
+def main():
+    list = ['My', 'Name', 'Is', 'James']
+
+    print('==Exercise 2==')
+    print(f'Raw print: {list}')
+    print(f'Spaced print: {list}',sep=" ")
+    print(f'stared print: {list}',sep="**")
+    print('==End Of Ex2==')
+    return 0
+
+if __name__ == '__main__':
+    main()

week3/ex3.py

@@ -0,0 +1,39 @@
+def main():
+    usingJSON = False
+    al = []
+    print('==Exercise 3==')
+    if not usingJSON: 
+        print('''I have a method to input all 5 floats in one time using JSON.
+            Pls set usingJSON = True in source code to try it.''')
+        for i in range(5):
+            flag=True
+            while flag:
+                a = input(f"pls input float {i+1}:")
+                try: 
+                    a = float(a)
+                    flag=False
+                    al.append(a)
+                except :
+                    print("pls input a float!")
+        print(al)
+    else:
+        import json
+        print("In this case you need to enter a JSON string of the whole list.")
+        flag=True
+        while flag:
+            a = input("pls input float[] JSON:")
+            try: 
+                a = json.loads(a)
+                states = [True if type(i)==float else False for i in a]
+                if False in states:
+                    print(f"Error! not a float[]!\nCurrent Input:{a}")
+                    raise ValueError("Not a float[]")
+                flag=False
+                al.append(a)
+            except :
+                print("pls input a proper float[]!")
+    print('==End Of Ex3==')
+    return 0
+
+if __name__ == '__main__':
+    main()

week3/ex4.py

@@ -0,0 +1,12 @@
+def main():
+    totalMoney = 1000
+    quantity = 3
+    price = 450
+
+    print('==Exercise 4==')
+    print('I have {0} dollars so I can buy {1} football for {2:.2f} dollars.'.format(totalMoney,quantity,price))
+    print('==End Of Ex4==')
+    return 0
+
+if __name__ == '__main__':
+    main()

week3/ex5.py

@@ -0,0 +1,14 @@
+def main():
+    list1 = ["M", "na", "i", "Ke"]
+    list2 = ["y", "me", "s", "lly"]
+
+    list3 = [f'{list1[i]}{list2[i]}' for i in range(len(list1))]
+
+
+    print('==Exercise 5==')
+    print(list3)
+    print('==End Of Ex5==')
+    return 0
+
+if __name__ == '__main__':
+    main()

week3/ex6.py

@@ -0,0 +1,15 @@
+def main():
+    list1 = ["Hello ", "take "]
+    list2 = ["Dear", "Sir"]
+
+    mtx = [[0,0],[0,1],[1,0],[1,1]]
+
+    list3 = [f'{list1[mtx[i][0]]}{list2[mtx[i][1]]}' for i in range(len(mtx))]
+
+    print('==Exercise 6==')
+    print(list3)
+    print('==End Of Ex6==')
+    return 0
+
+if __name__ == '__main__':
+    main()

week3/run_all.py

@@ -0,0 +1,7 @@
+import ex1,ex2,ex3,ex4,ex5,ex6
+ex1.main()
+ex2.main()
+ex3.main()
+ex4.main()
+ex5.main()
+ex6.main()