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  1. #pragma GCC optimize ("Ofast")
  2. #include<bits/stdc++.h>
  3. using namespace std;
  4. template<class S, class T> inline S chmin(S &a, T b){
  5.   if(a>b){
  6.     a=b;
  7.   }
  8.   return a;
  9. }
  10. template<class S, class T> inline S chmax(S &a, T b){
  11.   if(a<b){
  12.     a=b;
  13.   }
  14.   return a;
  15. }
  16. #define main dummy_main
  17. int main(){
  18.   return 0;
  19. }
  20. #undef main
  21. int mn[128];
  22. int mx[128];
  23. class Solution{
  24.   public:
  25.   int maxLengthBetweenEqualCharacters(string s){
  26.     int i;
  27.     int res = -1;
  28.     int n = s.size();
  29.     for(i=(0);i<(128);i++){
  30.       mn[i] = 1073709056;
  31.       mx[i] = -1073709056;
  32.     }
  33.     ;
  34.     for(i=(0);i<(n);i++){
  35.       chmin(mn[s[i]], i);
  36.     }
  37.     for(i=(0);i<(n);i++){
  38.       chmax(mx[s[i]], i);
  39.     }
  40.     for(i=(0);i<(128);i++){
  41.       chmax(res, mx[i] - mn[i] - 1);
  42.     }
  43.     return res;
  44.   }
  45. }
  46. ;
  47. // cLay varsion 20201018-2
  48.  
  49. // --- original code ---
  50. // #define main dummy_main
  51. // {}
  52. // #undef main
  53. // 
  54. // int mn[128], mx[128];
  55. // 
  56. // class Solution {
  57. // public:
  58. //   int maxLengthBetweenEqualCharacters(string s) {
  59. //     int res = -1, n = s.size();
  60. //     rep(i,128) mn[i] = int_inf, mx[i] = -int_inf;;
  61. //     rep(i,n) mn[s[i]] <?= i;
  62. //     rep(i,n) mx[s[i]] >?= i;
  63. //     rep(i,128) res >?= mx[i] - mn[i] - 1;
  64. //     return res;
  65. //   }
  66. // };
  67.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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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
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Standard output is empty
https://ideone.com/yvs3ei
language:
C++14 (gcc 8.3)
created:
3 years ago
visibility:
secret

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