www.pudn.com > c.rar > grades.c

/*grades.c - Sample program with array */ 
/* Get 10 grades and then average them */ 
 
#include  
 
#define MAX_GRADE 100 
#define STUDENTS  10 
 
int grades[STUDENTS]; 
 
int idx; 
int total = 0;           /* used for average */ 
 
int main( void ) 
{ 
    for( idx=0;idx< STUDENTS;idx++) 
    { 
        printf( "Enter Person %d's grade: ", idx +1); 
        scanf( "%d", &grades[idx] ); 
 
        while ( grades[idx] > MAX_GRADE ) 
        { 
            printf( "\nThe highest grade possible is %d", 
                    MAX_GRADE ); 
            printf( "\nEnter correct grade: " ); 
            scanf( "%d", &grades[idx] ); 
        } 
 
        total += grades[idx]; 
    } 
 
    printf( "\n\nThe average score is %d\n", ( total / STUDENTS) ); 
 
    return (0); 
}