707 共同科目

x = set()
y = set()

print("Enter group X's subjects:")
while True:
    enter = input().strip()
    if enter == "end":
        break
    x.add(enter)

print("Enter group Y's subjects:")
while True:
    enter = input().strip()
    if enter == "end":
        break
    y.add(enter)

print(sorted(x|y))  # 所有
print(sorted(x&y))  # 共有
print(sorted(y-x))  # Y有，X沒有
print(sorted(x^y))  # X，Y彼此沒有

APCS-2017-10-28-1-邏輯運算子

while True:
    try:
        a, b, c = map(int, input().split())
        if a != 0:
            a = 1
        if b != 0:
            b = 1
        if c == 0:
            c = False
        else:
            c = True
        flag = False
        if (a and b) == c:
            print('AND')
            flag = True
        if (a or b) == c:
            print('OR')
            flag = True
        if (a != b) == c:
            print('XOR')
            flag = True
        if not flag:
            print('IMPOSSIBLE')
    except:
        break

APCS-2017-03-04-1-秘密差

while True:
    try:
        a = 0
        b = 0
        numstr = input().strip()
        
        for i in range(len(numstr)):
            if i%2 == 0:
                a += int(numstr[i])
            else:
                b  += int(numstr[i])
        print(abs(a-b))
    except:
        break

參考資料：
TQC+ Python 3
瑋哥
Yui Huang
Yui Huang