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42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/*
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* C program to find accept a matrix of order M x N and find
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* the sum of the main diagonal and off diagonal elements
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*/
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#include <stdio.h>
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void main ()
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{
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static int array[10][10];
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int i, j, m, n, a = 0, sum = 0;
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printf("Enetr the order of the matix \n");
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scanf("%d %d", &m, &n);
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if (m == n )
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{
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printf("Enter the co-efficients of the matrix\n");
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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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scanf("%d", &array[i][j]);
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}
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}
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printf("The given matrix is \n");
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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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printf(" %d", array[i][j]);
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}
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printf("\n");
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}
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for (i = 0; i < m; ++i)
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{
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sum = sum + array[i][i];
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a = a + array[i][m - i - 1];
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}
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printf("\nThe sum of the main diagonal elements is = %d\n", sum);
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printf("The sum of the off diagonal elemets is = %d\n", a);
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}
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else
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printf("The given order is not square matrix\n");
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} |