use of pointer in multidimensional array
arr[i][j] = *(ptr + (i x no_of_cols + j))use of pointer in multidimensional array
arr[i][j] = *(ptr + (i x no_of_cols + j))accessing elements 2D array using pointers
#include<stdio.h>
//accessing elements of 2D array using pointers
int main(void){
int arr[4][4]={{1,2,3,4},{5,6,7,8},{9,0,1,2}};
int *ptr = &arr;
//accessing the elements of 2D array using ptr
for(int i=0;i<3;i++){
for(int j=0;j<4;j++)
printf("%d ",*((ptr+i*4)+j)); //4 is the number of columns
//*((ptr+i*4)+j) is similar to arr[i][j]
printf("n");
}
return 0;
}use of pointer in multidimensional array
arr[i][j] = baseAddress + [(i x no_of_cols + j) x size_of_data_type]Copyright © 2021 Codeinu
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