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  1.   #include<stdio.h>
  2.   #include<stdlib.h>
  3.   #include <string.h>
  4.  
  5.   int main(){
  6.  
  7.       int num,x=0,y=0;
  8.       char array[105][105];
  9.       char str[105];
  10.       int i=0,j=0,k=0;
  11.       int flag=1, count=1;
  12.  
  13.  
  14.       gets(str);
  15.       sscanf(str,"%d",&num);
  16.  
  17.       while( num ){
  18.          for(i=0;i<105;i++)
  19.             for(j=0;j<105;j++)
  20.                array[i][j] = '1';
  21.  
  22.          gets(str);
  23.          sscanf(str,"%d %d",&x,&y);
  24. //         printf("x = %d, y = %d \n",x,y);
  25.  
  26.          i=1;
  27.          while( 1 ){
  28.   //          printf("strlen(str) = %d\n",strlen(str));            
  29.             if(strlen(str) == 0) break;
  30.             gets(str);
  31.  
  32.             j=1,k=0;  
  33.             while(strlen(str) != 0){
  34.                array[i][j]=str[k];
  35.                k++;
  36.                j++;
  37.                if(str[k]=='\0') break;
  38.             }
  39.             i++;
  40.          }
  41. /*   
  42.          for(i=0;i<10;i++){
  43.          for(j=0;j<10;j++)
  44.          printf("%c",array[i][j]);
  45.          printf("\n");
  46.   }
  47. */  
  48.          flag=1;
  49.          count=0;
  50.          if(array[x][y] == '0'){
  51.             array[x][y] = '2';
  52.             count++;
  53.             while(flag == 1){
  54.  
  55.                flag = 0;
  56.  
  57.                for(i = 0; i < 100; i++)
  58.                   for(j = 0; j < 100; j++){
  59.                      if(array[i][j] == '2'){
  60.                         if(array[i+1][j] == '0'){
  61.                            array[i+1][j] = '2';
  62.                            count++;
  63.                            flag=1;
  64.                         }
  65.                         if(array[i-1][j] == '0'){
  66.                            array[i-1][j] = '2';
  67.                            count++;
  68.                            flag=1;
  69.                         }
  70.                         if(array[i][j+1] == '0'){
  71.                            array[i][j+1] = '2';
  72.                            count++;
  73.                            flag=1;
  74.                         }
  75.                         if(array[i][j-1] == '0'){
  76.                            array[i][j-1] = '2';
  77.                            count++;
  78.                            flag=1;
  79.                         }
  80.                      }
  81.                   }
  82.             }
  83.             printf("%d\n",count);  
  84.          }   
  85.          else printf("%d\n",count);  
  86.  
  87.          num--;
  88.       }
  89.  
  90.       system("pause");
  91.       return 0;
  92.  
  93.   }
  94.  
  95.  
Success #stdin #stdout 0s 2896KB
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https://ideone.com/aDPvkt
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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