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sorting_marks.c
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sorting_marks.c
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/* Problem Statement : WAP to take Students Roll Number and their marks and sort them into descending order using 2 D Array */
#include<stdio.h>
/* main function starts here */
int main()
{
// Declaration //
int data[2][10];
int i, j, temp;
/* for loop starts here */
for(j = 0; j < 10; i++, j++)
{
// Taking Roll Number and Marks (Input)//
printf("Enter Student Roll Number and Marks : ");
scanf("%d %d", &data[0][j], &data[1][j]);
}
/* for loop ends here */
/* for loop starts here */
for(i = 0; i < 9; i++)
{
for(j = i+1; j < 10; j++)
{
// sorting //
if(data[1][i] < data[1][j])
{
data[1][i] = data[1][i] + data[1][j];
data[1][j] = data[1][i] - data[1][j];
data[1][i] = data[1][i] - data[1][j];
data[0][i] = data[0][i] + data[0][j];
data[0][j] = data[0][i] - data[0][j];
data[0][i] = data[0][i] - data[0][j];
}
}
}
/*for loop ends here*/
printf("Sorted Data : \n");
printf("\n------------------------------\n");
// for loop starts here //
for(j = 0; j < 10; j++)
{
// output //
printf("Roll No : %d, Marks : %d\n", data[0][j], data[1][j]);
}
// for loop ends //
printf("\n------------------------------\n");
return 0;
}
/* main functions ends here */