1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | #include <iostream> #include <cmath> using namespace std; int C = 0, N = 0, M, O; double A = 0; double Score[1000]; int ratio() { O = 0; A = (double)M / N; for (int j = 0; j < N; j++) { if (Score[j] > A) O++; } cout << fixed; cout.precision(3); cout << round((double)O / N * 100000) / 1000 << ‘%’ << ‘\n’; return 0; } int main() { ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); while (1) { cin >> C; if (0 < C) break; } for (int i = 0; i < C; i++) { while (1) { cin >> N; if (1 <= N && N <= 1000) break; } M = 0; for (int j = 0; j < N; j++) { while (1) { cin >> Score[j]; if (0 <= Score[j] && Score[j] <= 100) { M = M + Score[j]; break; } } } ratio(); } return 0; } | cs |