25 lines
499 B
C++
25 lines
499 B
C++
#include <math.h>
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#include <stdio.h>
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int main(void)
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{
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int r;
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while (scanf("%d", &r) != EOF)
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{
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if (r < 0)
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puts("Score is error!");
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else if (r < 60)
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puts("E");
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else if (r < 70)
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puts("D");
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else if (r < 80)
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puts("C");
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else if (r < 90)
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puts("B");
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else if (r < 101)
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puts("A");
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else
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puts("Score is error!");
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}
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return 0;
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}
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