5的倍數和7的倍數
user_3763047219
c_cpp
3 years ago
272 B
6
Indexable
int main() { int N = 0,count=0; scanf("%d", &N); for (int i = 1; i <= N; i++) { if (i % 5 == 0) { count = count; } else if (i % 7 == 0 || i % 10 == 7) { count = count + 2 * i; } else { count = count + i; } } printf("%d", count); }
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