#include <stdio.h>

int m[8][8]={ //j,y veerud
    {0, 1, 0, 1, 0, 1, 0, 1},
    {1, 0, 1, 0, 1, 0, 1, 0},
    {0, 1, 0, 1, 0, 1, 0, 1},   //i,x read
    {0, 0, 0, 0, 0, 0, 0, 0},
    {0, 0, 0, 0, 0, 0, 0, 0},
    {2, 0, 2, 0, 2, 0, 2, 0},
    {0, 2, 0, 2, 0, 2, 0, 2},
    {2, 0, 2, 0, 2, 0, 2, 0}
    };
int tryki()
{
  int i, j;
  printf("   A B C D E F G H \n");
  printf("\n");
  for(i=0; i<8; i++){
    printf("%d ", i+1);
      for(j=0; j<8; j++){
          printf(" %d", m[i][j]);
          }
      printf("\n");
      }
    return 0;
}
int main(void){
  char kust[3], kuhu[3];
  int i, j, x, y, olemas,k2ik=1;
  int valgeid=12, musti=12;
  while (valgeid>0 || musti>0){
  tryki();
  olemas=0;
  while (olemas!=1){
  if (k2ik==1){
    printf("Valge k2ik! ");
  }
  else{
    printf("Musta k2ik! ");
  }
  printf("Millist nuppu liigutame:");
  fgets(kust, 4, stdin); //loeb stringina sisse
  i =(int)kust[0]-97;
  j = (int)kust[1]-49;
  if( m[j][i]>0){      //kontrollib, kas sellel aadressil asub nupp
    if(k2ik==1 && m[j][i]==1){  //kontrollib, kas käiakse õiget värvi nuppu
        olemas=1;}
    if(k2ik==2 && m[j][i]==2){
        olemas=1;}
    if(k2ik!=m[j][i]){
        printf("Kontrolli kelle k2ik on!\n");}
    }
  else {
    printf("Nuppu pole.\n");
  }}
  uuesti:
  printf("Kuhu selle nupu k2ime:");
  fgets(kuhu, 4, stdin);
  x =(int)kuhu[0]-97;
  y = (int)kuhu[1]-49;

  if ((x>=0 && x<=7)&&(y>=0 && y<=7)) //kas k2ik on laual
    {
        if((i-x!=-1 && i-x!=1)){
                printf("K2ia saab ainult diagonaalis!\n");
                goto again;
                }
        if((j-y!=-1 && j-y!=1)){
                printf("K2ia saab ainult diagonaalis!\n");
                goto again;
                }
        if(m[y][x]!=0){
                printf("Teise nupu peale ei saa k2ia\n");
                goto again;}
        m[y][x]=m[j][i];
        m[j][i]=0;
                
    }
  else{
    printf("K2isid laualt v2lja!!.\n");
    }
  if (k2ik==1){
    k2ik=2;}
  else {
    k2ik=1;}
  }
  return 0;
}