평균

#include <iostream> int main() { int num; double *arr; double max; double sum = 0; std::cin >> num; arr = new double[num]; for(int i = 0; i < num; i++) { std::cin >> arr[i]; } max = arr[0]; for(int i = 0; i < num; i++) { if(max < arr[i]) max = arr[i]; } for(int i = 0; i < num; i++) { arr[i] = (arr[i] / max) * 100; sum += arr[i]; } std::cout << std::fixed; std::cout.precision(2); std::cout << sum / num; delete [] arr; return 0; }