rendered paste body#include <stdio.h>
int main()
{
int x,j;
int gradeA, gradeB, gradeC, gradeD;
j = 0;
gradeA = 0;
gradeB = 0;
gradeC = 0;
gradeD = 0;
j=0;
while (j != -1){
printf("Please enter your marks (enter -1 to exit):");
scanf("%d", &j);
if (j >= 80 && j <= 100)
gradeA++;
else if (j > 60 && j < 80)
gradeB++;
else if (j > 40 && j < 60)
gradeC++;
else if (j < 40 && j > 0)
gradeD++;
}
printf("%s%13s%17s\n","Grade" ,"Score", "Histogram");
printf ("%3s%13s","A",">80");
printf ("%10s","");
for (x=1; x <= gradeA; x++)
printf ("%c",'*');
printf("\n");
printf ("%3s%13s","B",">60");
printf ("%10s","");
for (x=1; x <= gradeB; x++)
printf ("%c",'*');
printf("\n");
printf ("%3s%13s","C",">40");
printf ("%10s","");
for (x=1; x <= gradeC; x++)
printf ("%c",'*');
printf("\n");
printf ("%3s%13s","D","<40");
printf ("%10s","");
for (x=1; x <= gradeD; x++)
printf ("%c",'*');
return 0;
}