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#