Answer Posted / mark

/*
* C Program to find sum of each row and column of matrix
*/

#include <stdio.h>
#include <conio.h>

int main(){
int rows, cols, rowCounter, colCounter;
int inputMatrix[50][50], rowSum[50] = {0};
printf("Enter size of a matrix
");
scanf("%d %d", &rows, &cols);

printf("Enter matrix of size %dX%d
", rows, cols);
/* Input matrix */
for(rowCounter = 0; rowCounter < rows; rowCounter++){
for(colCounter = 0; colCounter < cols; colCounter++){
scanf("%d", &inputMatrix[rowCounter][colCounter]);
}
}
/* Calculate sum of each row and column */
for(rowCounter = 0; rowCounter < rows; rowCounter++){
for(colCounter = 0; colCounter < cols; colCounter++){
/* Add this element in it's row sum */
rowSum[rowCounter] += inputMatrix[rowCounter][colCounter];
}
}

/* Print rows sum */
for(rowCounter = 0; rowCounter < rows; rowCounter++){
printf("Sum of row number %d is %d
",
rowCounter, rowSum[rowCounter]);
}
getch();
return 0;
}

Source : http://www.techcrashcourse.com/2015/03/c-program-sum-each-row-and-column.html

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