Check if Matrix is Scalar Matrix (Diagonal with Same Values) Dry Run in C

Check if Matrix is Scalar Matrix (Diagonal with Same Values) is an interactive C dry run visualizer from the Two D programs section. Study the source code, then use the execution controls to follow each step, variable update, highlighted line, and console output.

This page provides a browser-based dry run with source-code highlighting, auto-scroll, voice narration controls, and execution output for learning the program step by step.

Check if Matrix is Scalar Matrix (Diagonal with Same Values) Program Code

#include <stdio.h>
int main() {
    int matrix[3][3] = {{5, 0, 0}, {0, 5, 0}, {0, 0, 5}}, i, j;
    int isScalar = 1;
    int diagonalValue = matrix[0][0];
    
    for(i = 0; i < 3; i++) {
        for(j = 0; j < 3; j++) {
            if(i == j) {
                if(matrix[i][j] != diagonalValue) {
                    isScalar = 0;
                    break;
                }
            } else {
                if(matrix[i][j] != 0) {
                    isScalar = 0;
                    break;
                }
            }
        }
    }
    
    if(isScalar)
        printf("Matrix is Scalar Matrix\n");
    else
        printf("Matrix is NOT Scalar Matrix\n");
    return 0;
}

View the complete Two D programs page.