题解 | #KiKi求质数个数#
KiKi求质数个数
https://www.nowcoder.com/practice/d3a404ee0f8d41f98bf4707035d91086
#include <iostream> using namespace std; int main() { int num = 0; for (int i = 100; i <= 999; i++) { int j; for (j = 2; j < i; j++) if (i % j == 0) break; if (j == i) num++; } cout << num; }