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  1. #include <stdio.h>
  2. int main(){
  3.     int n,m,k;
  4.     scanf("%d%d%d",&n,&m,&k);
  5.  
  6.     int grass[300][300]={0};
  7.     for(int i=1;i<=n;i++)
  8.         for(int j=1;j<=m;j++){
  9.             scanf("%d",&grass[i][j]);
  10.         }
  11.  
  12.     for(int i=0;i<k;i++){
  13.         int op;
  14.         scanf("%d",&op);
  15.         int x,y;
  16.         scanf("%d%d",&x,&y);
  17.         if(op==1){   //A    
  18.             char c;
  19.             while(scanf("%c",&c)!=EOF){
  20.                 if (c == 'N' && x > 1) x--;
  21. else if (c == 'E' && y < m) y++;
  22. else if (c == 'S' && x < n) x++;
  23. else if (c == 'W' && y > 1) y--;
  24.  
  25. if (grass[x][y] > 0) grass[x][y]--;
  26.  
  27.             }
  28.         }
  29.         else{        //B    
  30.             int a;
  31.             scanf("%d",&a);
  32.             for(int i=0;i<a;i++){
  33.                 //determine direction
  34.                 char c;
  35.                 if(y<m) c='E';
  36.                 else if(x<n&&grass[x][y+1]<grass[x+1][y]) c='S';
  37.                 else if(y>1&&grass[x][y-1]>grass[x+1][y]) c='W';
  38.                 else if(y>1&&grass[x][y-1]<grass[x-1][y]) c='N';
  39.  
  40.                 switch(c){
  41.                     case 'N':
  42.                     if(x>1){
  43.                         x--;
  44.  
  45.                     } grass[x][y]=(grass[x][y]==0)?0:grass[x][y]-1;
  46.                     break;
  47.                     case 'E':
  48.                     if(y<m){
  49.                         y++;
  50.  
  51.                     }grass[x][y]=(grass[x][y]==0)?0:grass[x][y]-1;
  52.                     break;
  53.                     case 'S':
  54.                     if(x<n){
  55.                         x++;
  56.  
  57.                     } grass[x][y]=(grass[x][y]==0)?0:grass[x][y]-1;
  58.                     break;
  59.                     case 'W':
  60.                     if(y>1){
  61.                         y--;
  62.  
  63.                     }grass[x][y]=(grass[x][y]==0)?0:grass[x][y]-1;
  64.                     break;
  65.                 }
  66.             }
  67.         }
  68.     }
  69.  
  70.     for(int i=1;i<=n;i++){
  71.         for(int j=1;j<=m;j++)
  72.             printf("%d ",grass[i][j]);
  73.         printf("\n");
  74.     }
  75.     return 0;
  76. }
  77.  
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin
copy 
3 4 4
3 1 4 1
5 9 2 6
5 3 5 8
1 3 2 EWNSSW
2 2 2 6
1 1 4 NSSEWNWWS
2 3 4 10
stdout
copy 
3 1 4 1 
1 8 2 6 
0 0 4 8
https://ideone.com/Ao8z40
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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