分数等级问题
分数等级问题if-else 版
// 分数等级问题 if-else
#include <iostream>
using namespace std;
int main() {
int score;
cin >> score;
if (0 <= score && score <= 59) cout << "不及格";
else if (60 <= score && score <= 69) cout << "及格";
else if (70 <= score && score <= 79) cout << "中等";
else if (80 <= score && score <= 89) cout << "良好";
else if (90 <= score && score <= 100) cout << "优秀";
return 0;
}
switch-case-default 版
// 分数等级问题 switch-case-default
#include <iostream>
using namespace std;
int main() {
int score;
cout << "请输入分数：";
cin >> score;
switch (score / 10) {
case 10: case 9: cout << "优秀！"; break;
case 8: cout << "良好！"; break;
case 7: cout << "中等！"; break;
case 6: cout << "及格！"; break;
default: cout << "不及格！"; break;
}
return 0;
}
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