题解 | 与7无关的数
与7无关的数
https://www.nowcoder.com/practice/776d401bf86d446fa783f0bef7d3c096
#include <stdio.h>
#include <vector>
using namespace std;
int main(){
int n;
while(scanf("%d",&n)!=EOF){
int total=0;
for(int i=0;i<=n;++i){
if(i%10!=7&&(i/10)%10!=7&&i%7!=0){
total+=i*i;
}
}
printf("%d",total);
}
return 0;
}
#pieceofshit#