dynamic 2d arr in c
#include <stdio.h>
#include <stdlib.h>
int main(void){
int i, j, col = 3, row = 4;
/* create dynamic 2d arr (matrix) */
int **m = (int**)malloc(col * sizeof(int));
for(int i = 0; i < col ; i++){
m[i] = (int*)malloc(row * sizeof(int));
}
/* after usage free it */
for (int i = 0; i < row; i++){
free(m[i]);
}
free(m);
}dynamically create matrix c
int **A = (int **)malloc(N * sizeof(int*));
for(i=0; i<N; i++){
A[i] = (int *)malloc(N * sizeof(int));
}Copyright © 2021 Codeinu
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