题解 | 牛牛数数
牛牛数数
https://www.nowcoder.com/practice/03a3cc96fa4847b387bf58bb800d67cf
#include<bits/stdc++.h>
using namespace std;
bool hasDigit4(int num) {
int temp = num;
while (temp > 0) {
int last_digit = temp % 10;
if (last_digit == 4) {
return true;
}
temp = temp / 10;
}
return false;
}
int main() {
int n;
cin >> n;
for (int i = 1; i <= n; i++) {
if (i % 4 != 0 && !hasDigit4(i)) {
cout << i << endl;
}
}
return 0;
}
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