#include <stdio.h>


int main(void){


   unsigned int raw = 2;
   unsigned int column = 9;

   unsigned int matrix[raw][column];

   printf("\n \n * * * * * * *  Enter * * * * * * * \n \n");

   for (unsigned int i = 0; i < raw; i++){

      for (unsigned int j = 0; j < column ; j++){

         scanf("%u", &matrix[i][j]);
      }

   }

printf("\n");

   for(unsigned int i = 0; i < raw; i++){

      for(unsigned int j = 0; j < column; j++){

         printf("%d ", matrix[i][j]);
      }

      printf("\n");
   }

   printf("\n \n * * * * * * * 50 * * * * * * * * * \n \n");

   unsigned int a = 0;
   unsigned int b = 1;
   unsigned int c = 2;


   for(unsigned int i = 0; i < raw; i++){

      for(unsigned int j = 0; j < column / 3; j++){


            matrix[i][j] = matrix[i][j + a] + matrix[i][j + b] + matrix[i][j + c];


      }
      printf("\n");
   }

   for(unsigned int i = 0; i < raw; i++){

      for(unsigned int j = 0; j < column  / 3 ; j++){

         printf("%d ", matrix[i][j]);
      }

      printf("\n");
   }
   printf("\n \n \n \n");
}