22 lines
473 B
C++
22 lines
473 B
C++
#include <iostream>
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#include <iomanip>
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using namespace std;
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int main(){
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int a;
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while(cin>>a){
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if(a>100 || a<0)
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cout << "Score is error!" << endl;
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else if (a > 89)
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cout << "A"<<endl;
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else if (a > 79)
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cout << "B" << endl;
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else if (a > 69)
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cout << "C" << endl;
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else if (a > 59)
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cout << "D" << endl;
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else
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cout << "E" << endl;
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}
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return 0;
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}
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