Submission #1050516

#	Time	Username	Problem	Language	Result	Execution time	Memory
1050516		MrAndria	Gap (APIO16_gap)	C++14	Compilation error	0 ms	0 KiB

gap

#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






// 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){
    if(sub==2){
        long long l,r,last,mi,mx,sum,i,k;
        
        MinMax(1,1e18,&l,&r);
        k=sum=(r-l+n-2)/(n-1);
        // cout<<k<<endl;
        last=l;
        for(i=l;i+k<r;i+=(k+1)){
            MinMax(i,i+k,&mi,&mx);
            if(mi!=-1 and mx!=-1){
                sum=max(sum,mi-last);
                last=mx;
            }
            // i++;
        }
        MinMax(i,r,&mi,&mx);
        if(mi!=-1 and mx!=-1){
            sum=max(sum,mi-last);
        }
        return sum; 
    }else{
        long long a[200005],tl,tr,l,r,mx;
        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>>subtask_num;
// 	for (int i=1;i<=N;i++) cin>>A[i];
// 	printf("%lld\n", findGap(subtask_num, N));
// 	printf("%lld\n", call_count);
// }

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:50:9: error: 'MinMax' was not declared in this scope
   50 |         MinMax(1,1e18,&l,&r);
      |         ^~~~~~
gap.cpp:75:13: error: 'MinMax' was not declared in this scope
   75 |             MinMax(tl,tr,&a[l],&a[r]);
      |             ^~~~~~