WAP to get sum of elements of an array of order 'mxn'.

//WAP to get sum of elements of an array of order 'mxn'.
#include<stdio.h>
#include<conio.h>
void main()
{
int matrics_1[100][100];
int i,j,sum=0;
int total_row,total_col;
printf("enter total number of rows(m)\n");
scanf("'%d",&total_row);
printf("'enter total columns(n)\n");;
scanf("%d",&total__col);
printf("enter elements of matrix\n");
for(i=0;i<total_row;i++)
{
  for(j=0;j<total_col;j++)
       {
           scanf("%d",&matrics_1[i][j]);
           sum=sum+matrics_1[i][j];
        }
}


           printf("sum=%d",sum);
       
getch();
}