代码:
#include<iostream> using namespace std; int main() { string scoreGrade;//表示成绩分级 int score; cout << "请输入您的成绩" << endl; while (cin >> score && score >= 0 && score <= 100) { scoreGrade = (score > 90) ? "high pass" : (score > 75) ? "pass" : (score >= 60) ? "lower pass" : "fail"; //这里使用的是条件运算符 cout << "您输入的成绩属于:" << scoreGrade << endl; cout << "请输入您的成绩:" << endl; } return 0; }
2021/6/17