This commit is contained in:
HuangHai
2025-08-30 18:35:01 +08:00
commit 1f397eca87
6258 changed files with 1487241 additions and 0 deletions

17
TangDou/XiTi/1141.cpp Normal file
View File

@@ -0,0 +1,17 @@
#include <bits/stdc++.h>
using namespace std;
int main() {
int n, sum = 0;
cin >> n;
bool b;
for (int i = 1; i <= n; i++) {
b = false; // 假设与7无关
if (i % 7 == 0 || i % 10 == 7 || (i / 10 == 7))
b = true; // 假设不成立
if (!b) sum += i * i;
}
cout << sum;
return 0;
}