Program 367: Total marks of all N Students for M subjects using nested Structures

Program 367: Total marks of all N Students for M subjects using nested Structures
 

#include<stdio.h>
#include<string.h>
struct Subject{
 char subjectName[20][20];
 int subjectMarks[10];
};
struct Student{
 char name[20];
 int total;
 struct Subject sub;
};

main()
{
 int i,size,subjectSize,j;
 char tempSubName[20];
 printf("Enter number of students\n");
 scanf("%d",&size);
 printf("Enter number of Subjects\n");
 scanf("%d",&subjectSize);
 struct Student s[size];
 for(j=0;j<subjectSize;j++)
 {
  printf("Enter Subject %d name\n",j+1);
  fflush(stdin);
  gets(tempSubName);
  for(i=0;i<size;i++)
  {
    strcpy(s[i].sub.subjectName[j],tempSubName);
  }
 }
 for(i=0;i<size;i++)
 {
  printf("Enter Student %d Name(max 20 characters)\n",i+1);
  fflush(stdin);
  gets(s[i].name);
  s[i].total=0;
  for(j=0;j<subjectSize;j++){
   printf("Enter %s Marks\n",s[i].sub.subjectName[j]);
   scanf("%d",&s[i].sub.subjectMarks[j]);
   s[i].total+=s[i].sub.subjectMarks[j];
  }
  printf("\n");  
 }
 
 printf("Final Marks for All Students\n");
 for(i=0;i<size;i++)
 {
  printf("Total Marks of %s=%d\n",s[i].name,s[i].total);
 }
}

Explanation:
 //Coming Soon


Output: