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  1.  
  2.  
  3. #include <stdio.h>
  4. #include <stdlib.h>
  5.  
  6. int count=0;
  7.  
  8. void calc(int maze[100][100],int n,int i,int j)  
  9. {
  10.      printf("calc(maze,n,%d,%d)->maze={",i,j);
  11.      int c,c2;
  12.     for(c=0;c<n;c++){printf("{");for(c2=0;c2<n;c2++){printf("%d",maze[c][c2]);if(c2+1<n) printf(",");}
  13.     printf("}");if(c+1<n)printf(",");}
  14.     printf("}\n");
  15.  
  16.      if(i<0 || i>=n || j<0 || j>=n)
  17.      return;
  18.      if(maze[i][j]==1)
  19.      return;
  20.      if(i==n-1 && j==n-1)
  21.      {
  22.                count++;
  23.                return;
  24.      }
  25.      maze[i][j]=1;
  26.  
  27.      calc(maze,n,i+1,j);
  28.      calc(maze,n,i-1,j);
  29.      calc(maze,n,i,j+1);
  30.      calc(maze,n,i,j-1);
  31.  
  32.      return;
  33. }
  34.  
  35. int main()
  36. {
  37.     int n;
  38.     scanf(" %d",&n);
  39.     int c,c2;
  40.     int maze[100][100];
  41.     for(c=0;c<n;c++)
  42.     {
  43.         for(c2=0;c2<n;c2++)
  44.         {
  45.             scanf("%d",&maze[c][c2]);
  46.         }
  47.     }
  48. 	calc(maze,n,0,0);
  49.     return 0;
  50. }
Success #stdin #stdout 0.01s 1724KB
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calc(maze,n,0,0)->maze={}
https://ideone.com/MZ7Vjd
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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