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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 max_L(S a,T b){
  5.   return a>=b?a:b;
  6. }
  7. template<class S, class T> inline S chmax(S &a, T b){
  8.   if(a<b){
  9.     a=b;
  10.   }
  11.   return a;
  12. }
  13. #define main dummy_main
  14. int main(){
  15.   return 0;
  16. }
  17. #undef main
  18. int dp[20001];
  19. class Solution{
  20.   public:
  21.   int longestSubsequence(vector<int>& A, int D){
  22.     int Lj4PdHRW, i;
  23.     int N = A.size();
  24.     for(i=(0);i<(N);i++){
  25.       A[i] += 10000;
  26.     }
  27.     for(i=(0);i<(20001);i++){
  28.       dp[i] = -1;
  29.     }
  30.     for(Lj4PdHRW=(0);Lj4PdHRW<(N);Lj4PdHRW++){
  31.       auto &i = A[Lj4PdHRW];
  32.       dp[i] = 1;
  33.       if(0 <= i-D  &&  i-D <= 20000){
  34.         chmax(dp[i], dp[i-D] + 1);
  35.       }
  36.     }
  37.     {
  38.       int KL2GvlyY;
  39.       int Q5VJL1cS;
  40.       if(20001==0){
  41.         Q5VJL1cS = 0;
  42.       }
  43.       else{
  44.         Q5VJL1cS = dp[0];
  45.         for(KL2GvlyY=(1);KL2GvlyY<(20001);KL2GvlyY++){
  46.           Q5VJL1cS = max_L(Q5VJL1cS, dp[KL2GvlyY]);
  47.         }
  48.       }
  49.       return Q5VJL1cS;
  50.     }
  51.   }
  52. }
  53. ;
  54. // cLay varsion 20191102-1
  55.  
  56. // --- original code ---
  57. // #define main dummy_main
  58. // {}
  59. // #undef main
  60. // 
  61. // int dp[20001];
  62. // 
  63. // class Solution {
  64. // public:
  65. //   int longestSubsequence(vector<int>& A, int D) {
  66. //     int N = A.size();
  67. // 
  68. //     rep(i,N) A[i] += 1d4;
  69. //     rep(i,20001) dp[i] = -1;
  70. // 
  71. //     rep[A](i,N){
  72. //       dp[i] = 1;
  73. //       if(0 <= i-D <= 2d4) dp[i] >?= dp[i-D] + 1;
  74. //     }
  75. // 
  76. //     return max(dp(20001));
  77. //   }
  78. // };
  79.  
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/UDBggY
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
secret

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