DIU GRADING SYSTEM...ID:191-15-2741;NAME: ANISUR RAHMAN;

/*...DIU GRADING SYSTEM..
  NAME   :ANISUR RAHMAN;
  ID     :191-15-2741;
SECTION  : PC-J;*/
#include<stdio.h>
int main ()
{

    char marks[2];
    int flag=0,CREDIT,TCREDIT=0;
    int COURSE;
    double GRADE_POINT=0.00,SUM=0.00;
    printf("\t..WELCOME TO DAFFODIL INTERNATIONAL UNIVERSITY GRADING SYSTEM...\n");
    printf("HOW MANY COURSE DO YOU TAKE : ");
    scanf("%d",&COURSE);

    for (int i=1; i<=COURSE; i++)
    {
        printf("PLEASE ENTER YOUR NO: %d COURSE MARKS: ", i);
        scanf("%s",marks);
        printf("PLEASE ENTER YOUR NO: %d COURSE CREDITS: ", i);
        scanf("%d",&CREDIT);
        if (marks[0]=='A' && marks[1]=='+')
        {
            GRADE_POINT=4.00;

        }
        else if (marks[0]=='A')
        {
            GRADE_POINT=3.75;
        }
        else if (marks[0]=='A' && marks[1]=='-')
        {
            GRADE_POINT=3.50;
        }
        else if (marks[0]=='B' && marks[1]=='+')
        {
            GRADE_POINT=3.25;
        }
        else if (marks[0]=='B')
        {
            GRADE_POINT=3.00;
        }
        else if (marks[0]=='B' && marks[1]=='-')
        {
            GRADE_POINT=2.75;
        }
        else if (marks[0]=='C' && marks[1]=='+')
        {
            GRADE_POINT=2.50;
        }
        else if (marks[0]=='C')
        {
            GRADE_POINT=2.25;
        }
        else if (marks[0]=='D')
        {
            GRADE_POINT=2.00;
        }
        else
        {
            flag++;
        }
        SUM=SUM+(GRADE_POINT*CREDIT);
        TCREDIT=TCREDIT+CREDIT;
        marks[0]='\0';
    }
    if (flag==0)
    {
        printf("YOUR TOTAL CREDIT : %d\n",TCREDIT);
        printf("YOUR TOTAL GRADE POINT  : %0.2lf",SUM/TCREDIT);
    }
    else
    {
        printf("FAIL\n");
    }
    return 0;

}