You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
#include <bits/stdc++.h>
|
|
|
|
using namespace std;
|
|
|
|
int main() {
|
|
int m, k, c = 0;
|
|
cin >> m >> k;
|
|
if (m % 19 != 0) {
|
|
printf("NO");
|
|
return 0;
|
|
}
|
|
//经典的数位分离办法
|
|
while (m) {
|
|
if (m % 10 == 3) c++;
|
|
m /= 10;
|
|
}
|
|
if (c == k) printf("YES");
|
|
else printf("NO");
|
|
return 0;
|
|
} |
