题解 | #判断成绩等级#
判断成绩等级
https://www.nowcoder.com/practice/1a12e246764243ada9043699b9a1e7ef
#include <iostream>
#include <unordered_map>
using namespace std;
int main() {
int score;
cin >> score;
unordered_map<int,string>grademap{
{10,"成绩不合法"},
{9,"优秀"},
{8,"良"},
{7,"中"},
{6,"及格"},
};
if(score>100 || score<0)
printf("成绩不合法");
if(score<60 and score>0)
printf("差");
else{
int key = score/10;
cout<<grademap[key]<<endl;
}
return 0;
}
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