/*Program to compute frequency of a list of marks obtained by a group of students*/
#include <stdio.h>
#define SIZE 100
main()
{
 /*define n as number of students.x[SIZE] is a array to store marks of students*/
 /*tempo[SIZE] is also used to store marks, but used in computation for frequency*/
 /*In tempo[SIZE], elements are first arranged in ascending order to facilitate 
   the computation of frequency*/
 int i, j, n, temp, x[SIZE], tempo[SIZE];
 /*read in the value of n, the number of students*/
 printf("\n How many students?");
 scanf("%d", &n);
 printf("\n\n");
 /*Ask user to input marks*/
 for(i=0; i<n;++i){
  printf(" MARKS %d:", i+1);
  scanf("%d",&x[i]);
  tempo[i] = x[i];
  printf("\n");
 } /*End of for loop*/
 
 /*display for frequency*/
 /*reorder all array elements in ascending order*/
 for(i=0; i<n-1; ++i){ /*beginning of outer for loop*/
  /*find the smallest of all the remaining elements*/
  for(j=i+1; j<n; ++j){ /*beginning of inner for loop*/
 
   if(tempo[j]<tempo[i]){
    /*interchange two elements*/
    temp = tempo[i];
    tempo[i] = tempo[j];
    tempo[j] = temp;
   } /*end of if statement*/
  } /*end of inner for loop*/
 } /*end of outer for loop*/
 /*computation of frequency*/
 printf("\t");
return 0;
}