3 solutions
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3
#include <bits/stdc++.h> using namespace std;
int main() { long long x, y, sum = 0; cin >> x >> y; if (x > y) swap(x, y); for (int i = x; i <= y; i++) { bool q = 1; for (int j = 2; j <= sqrt(i); j++) if (i % j == 0) { q = 0; break; } if (q && i != 1) sum++; } cout << sum << endl; return 0; }
- 1
Information
- ID
- 12098
- Time
- 1000ms
- Memory
- 128MiB
- Difficulty
- 1
- Tags
- # Submissions
- 22
- Accepted
- 8
- Uploaded By