判断题库

int N, M;

cout << "请输入正整数N:";
cin >> N;
cout << "请输入整数M:";
cin >> M;

if (int(sqrt(N)) == abs(M))
    printf("%d是%d的平方\n", N, M);

int tou, jiao, tu_tou, ji_tou;

cout << "请输入鸡和兔的头总数：";
cin >> tou;
cout << "请输入鸡和兔的脚总数：";
cin >> jiao;

for (tu_tou = 0; tu_tou < tou + 1; tu_tou++) {
    ji_tou = tou - tu_tou;
    if (tu_tou * 4 + ji_tou * 2 == jiao)
        printf("兔的数量=%d,鸡的数量=%d\n", tu_tou, ji_tou);
}
if (tu_tou == tou)
    printf("无解\n");

int cnt, i, j;
cnt = 0;
for (i = 0; i < 10; i++) {
    continue;
    for (j = 0; j < i; j++)
        cnt += 1;
}
cout << i * cnt;

int N, tot, i;
cin >> N;
tot = 0;
for (i = 0; i < N + 1; i++)
    tot += i;
cout << tot;

for (int i = 1; i < 10; i++)
    if (not(i % 3))
        cout << i;