#include<stdio.h>
#include<conio.h>
#define n 3
int main()
{
int i, j;
int mat[n][n];
printf("Enter the elements of the of the %d by %d matrix.\n", n, n);
for (i = 0; i<n; i++)//scanning elements
for (j = 0; j<n; j++)
scanf("%d", &mat[i][j]);
for (i = 0; i<n; i++)//checking symmetry
{
for (j = 0; j<n; j++)
{
if (mat[i][j] != mat[j][i])
{
printf("\nThis is not a symmetric matrix.\n");
_getch();
return 0;
}
else
continue;
}
}
if (i == n)//if it is syymetric
printf("\nThis is a symmetric matrix.\n");
_getch();
return 0;
}
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Chapter - 9: Arrays
Write a program to find if a square matrix is symmetric.
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