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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. struct std
  5. {
  6.     char name[30];
  7.     char id[15];
  8.     float cgpa;
  9. };
  10.  
  11. int main()
  12. {
  13.     struct std *p;
  14.     int n, i, max = 0;
  15.  
  16.     printf("Students of CSE-207, Summer 2020\n");
  17.     printf("Enter number of students: ");
  18.     scanf("%d", &n);
  19.  
  20.     p = (struct std *)malloc(n * sizeof(struct std));
  21.  
  22.     if (p == NULL)
  23.     {
  24.         printf("Memory not allocated\n");
  25.         return 0;
  26.     }
  27.  
  28.     for (i = 0; i < n; i++)
  29.     {
  30.         printf("\nStudent %d\n", i + 1);
  31.         printf("Enter name: ");
  32.         scanf(" %[^\n]", p[i].name);
  33.         printf("Enter id: ");
  34.         scanf("%s", p[i].id);
  35.         printf("Enter cgpa: ");
  36.         scanf("%f", &p[i].cgpa);
  37.     }
  38.  
  39.     for (i = 1; i < n; i++)
  40.     {
  41.         if (p[i].cgpa > p[max].cgpa)
  42.             max = i;
  43.     }
  44.  
  45.     printf("\nStudent who obtained highest CGPA: %s\n", p[max].name);
  46.     printf("CGPA: %.2f\n", p[max].cgpa);
  47.  
  48.     free(p);
  49.     return 0;
  50. }
  51.  
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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Students of CSE-207, Summer 2020
Enter number of students: 
Student who obtained highest CGPA: 
CGPA: 0.00
https://ideone.com/CSfGd8
language:
C (clang 8.0)
created:
1 day ago
visibility:
public

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