Answers for "how to scan 2d array in c"

C
1

print 2d array in c

// most of the time I forget that there should be matrix[i][j], not matrix[i]
#include <stdio.h>
// Abdullah Miraz
int main(){
    int i, j;

    int matrix[2][3] = {{2,3,4,5}, {7,8,9,1}};
    for(i=0;i< 2 ; i++){
        for(j=0;j<3;j++){
            printf("%d ", matrix[i][j]);
        }
    }
}
Posted by: Guest on July-30-2021
0

how to get input in 2d array in c

#include <stdio.h>

int main(){

    printf("Enter the number of columns");
    int i; 
    scanf("%d", &i);
    printf("Enter the number of rows");
    int y; 
    scanf("%d", &y);

    int r[i][y];
    int a;
    int b;

        for (a=0; a<i; a++){
            for (b=0; b<y; b++){
    scanf("%d",&r[a][b]);
        }
    }
}
Posted by: Guest on November-19-2020
0

how to scanf two dimensional array in c

#include <stdio.h>
#include <stdlib.h>

int main (int argc, char* arv[]){

  int target;               // for later processing, irrelevant here
  int m;                    // m = #rows and #columns of array
  int array[m][m];
  scanf("%d %d", &target, &m);
 
  int i, k;
  for(i = 0; i < m; i++){
    for(k = 0; k < m; k++){
       scanf("%d", &(array[i][k]));    // save value in array.
    }
  }
                                      // the problem occurs before this point.
  for(i = 0; i < m; i++){
     for(k = 0; k < m; k++){
       printf("%2d", array[i][k]);    // print array.
     }
     printf("n");
  }  

  return 0;
}
Posted by: Guest on November-26-2021

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