#include <
stdio.h>
#include <
stdlib.h>
int main()
{
int i,sc[5];
printf("please input 5 score:");
scanf("%d%d%d%d%d",&sc[0],&sc[1],&sc[2],&sc[3],&sc[4]);
printf("the level of 5 score:");
for(i=0;i<5;i++)
{
if(sc[i]>=100||sc[i]<0)
printf("ERR ");
else if(sc[i]>=90)
printf("A ");
else if(sc[i]>=80)
printf("B ");
else if(sc[i]>=70)
printf("C ");
else if(sc[i]>=60)
printf("D ");
else
printf("E ");
}
return 0;
}
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