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  1. #pragma GCC optimize ("Ofast")
  2. #include<bits/stdc++.h>
  3. using namespace std;
  4. #define main dummy_main
  5. int main(){
  6.   return 0;
  7. }
  8. #undef main
  9. int arr[26];
  10. class Solution{
  11.   public:
  12.   int minSteps(string s, string t){
  13.     int i;
  14.     int res = 0;
  15.     int N = s.size();
  16.     for(i=(0);i<(26);i++){
  17.       arr[i] = 0;
  18.     }
  19.     for(i=(0);i<(N);i++){
  20.       arr[s[i]-'a']++;
  21.     }
  22.     for(i=(0);i<(N);i++){
  23.       arr[t[i]-'a']--;
  24.     }
  25.     for(i=(0);i<(26);i++){
  26.       if(arr[i] > 0){
  27.         res += arr[i];
  28.       }
  29.     }
  30.     return res;
  31.   }
  32. }
  33. ;
  34. // cLay varsion 20200214-1
  35.  
  36. // --- original code ---
  37. // #define main dummy_main
  38. // {}
  39. // #undef main
  40. // 
  41. // int arr[26];
  42. // 
  43. // class Solution {
  44. // public:
  45. //   int minSteps(string s, string t) {
  46. //     int res = 0, N = s.size();
  47. //     rep(i,26) arr[i] = 0;
  48. //     rep(i,N) arr[s[i]-'a']++;
  49. //     rep(i,N) arr[t[i]-'a']--;
  50. //     rep(i,26) if(arr[i] > 0) res += arr[i];
  51. //     return res;
  52. //   }
  53. // };
  54.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/8/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x20): undefined reference to `main'
collect2: error: ld returned 1 exit status
stdout 
Standard output is empty
https://ideone.com/cmvbD7
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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