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29 lines
767 B
C
29 lines
767 B
C
#include<stdio.h>
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void main()
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{
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int a[10][10],i,j,sum=0,m,n;
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printf("\nEnter the row and column of matrix: ");
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scanf("%d%d",&m,&n);
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printf("\nEnter the elements of matrix: ");
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for(i=0; i<m; i++)
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for(j=0; j<n; j++)
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scanf("%d",&a[i][j]);
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printf("\nThe matrix is\n");
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for(i=0; i<m; i++)
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{
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printf("\n");
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for(j=0; j<m; j++)
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{
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printf("%d\t",a[i][j]);
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}
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}
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for(i=0; i<m; i++)
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{
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for(j=0; j<n; j++)
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{
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if(i==j)
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sum=sum+a[i][j];
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}
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}
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printf("\nSum of the diagonal elements of a matrix is: %d",sum);
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} |