Submission #1050223

#TimeUsernameProblemLanguageResultExecution timeMemory
1050223MrAndriaGap (APIO16_gap)C++14
30 / 100
30 ms3448 KiB
#include <bits/stdc++.h> #include <stdio.h> #include <stdlib.h> #include "gap.h" // static void my_assert(int k){ if (!k) exit(1); } // static int subtask_num, N; // static long long A[100001]; // static long long call_count; using namespace std; #define ff first; #define ss second #define pb push_back //#define int long long long long a[200005],tl,tr,l,r,mx; // void MinMax(long long s, long long t, long long *mn, long long *mx) // { // int lo = 1, hi = N, left = N+1, right = 0; // my_assert(s <= t && mn != NULL && mx != NULL); // while (lo <= hi){ // int mid = (lo+hi)>>1; // if (A[mid] >= s) hi = mid - 1, left = mid; // else lo = mid + 1; // } // lo = 1, hi = N; // while (lo <= hi){ // int mid = (lo+hi)>>1; // if (A[mid] <= t) lo = mid + 1, right = mid; // else hi = mid - 1; // } // if (left > right) *mn = *mx = -1; // else{ // *mn = A[left]; // *mx = A[right]; // } // if (subtask_num == 1) call_count++; // else if (subtask_num == 2) call_count += right-left+2; // } long long findGap(int sub,int n){ mx=0; l=1; r=n; tl=0; tr=1e18; while(l<=r){ MinMax(tl,tr,&a[l],&a[r]); tl=a[l]+1; tr=a[r]-1; l++; r--; } for(int i=2;i<=n;i++){ mx=max(mx,a[i]-a[i-1]); } return mx; } // int main() // { // cin>>N; // for (int i=1;i<=N;i++) cin>>A[i]; // printf("%lld\n", findGap(subtask_num, N)); // printf("%lld\n", call_count); // }
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