#include <iostream> using namespace std; int main() { int a[101], n, m, k; cout<<"请输入班级人数:"; cin >>n;//输入N个整数，表示班级中有n个同学 cout<<"请输入"<<n<<"个同学的数学成绩："; for (int i = 1; i <= n; i++) { cin >>a[i];//输入N个整数，这里录入的就是n个同学的成绩 } cout<<"请输入要修改的同学学号:"; cin >> m;//输入学号m cout<<"请输入要修改的成绩:"; cin >>k;//输入成绩k a[m] = k; for (int i = 1; i <= n; i++) { cout << a[i] << " "; } cout << a[n] << endl; return 0; }