#include<stdio.h> int main() { int board[9][9]={{5,3,4,6,7,8,9,1,2}, {6,7,2,1,9,5,3,4,8}, {1,9,8,3,4,2,5,6,7}, {8,5,9,7,6,1,4,2,3}, {4,2,6,8,5,3,7,9,1}, {7,1,3,9,2,4,8,5,6}, {9,6,1,5,3,7,2,8,4}, {2,8,7,4,1,9,6,3,5}, {3,4,5,2,8,6,1,7,9}}; int i,j; for(i=0;i<9;i++) { for(j=0;j<9;j++) { printf("%-2d",board[i][j]); if(j==8) { printf("\n"); } if(j==2||j==5) { printf(" | "); } } if(i==2||i==5||i==8) { printf("-----------------------\n"); } } }