1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | #include <iostream> using namespace std; int main() { int N; cin >> N; int i = 1; while (N > i) { N –= i; i++; } if (i % 2 == 1) cout << i + 1 – N << ‘/’ << N << endl; else cout << N << ‘/’ << i + 1 – N << endl; return 0; } | cs |