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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. class ExplodingRobots
  4. {
  5. public:
  6.     string canExplode(int x1, int y1, int x2, int y2, string a)
  7.     {
  8.         int u=0,r=0,d=0,l=0,i,len=a.length();
  9.         for(i=0;i<len;i++)
  10.         {
  11.             if(a[i]=='U') u++;
  12.             else if(a[i]=='L') l++;
  13.             else if(a[i]=='D') d++;
  14.             else r++;
  15.         }
  16.         if(x2>x1)
  17.         {
  18.             if(x2-l>x1+r) return "Safe";
  19.             if(y2>y1)
  20.             {
  21.                 if(y2-d>y1+u) return "Safe";
  22.                 return "Explosion";
  23.             }
  24.             else
  25.             {
  26.                 if(y2+u<y1-d) return "Safe";
  27.                 return "Explosion";
  28.             }
  29.         }
  30.         else
  31.         {
  32.             if(x1-l>x2+r) return "Safe";
  33.             if(y2>y1)
  34.             {
  35.                 if(y2-d>y1+u) return "Safe";
  36.                 return "Explosion";
  37.             }
  38.             else
  39.             {
  40.                 if(y2+u<y1-d) return "Safe";
  41.                 return "Explosion";
  42.             }
  43.         }
  44.     }
  45. };
  46.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
/usr/lib/gcc/i586-linux-gnu/5/../../../i386-linux-gnu/crt1.o: In function `_start':
(.text+0x18): undefined reference to `main'
collect2: error: ld returned 1 exit status
stdout
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Standard output is empty
https://ideone.com/ZsNC2D
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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