Submission #852207

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
852207	2023-09-21T12:25:38 Z	8pete8	Gap (APIO16_gap)	C++17	Compilation error	0 ms	0 KB

gap

#include<iostream>
#include<stack>
#include<map>
#include<vector>
#include<string>
#include<unordered_map>
#include <queue>
#include<cstring>
#include<limits.h>
#include<cmath>
#include<set>
#include<algorithm>
#include<bitset>
#include "gap.h"
using namespace std;
#define ll long long
#define f first
#define endl "\n"
//#define s second
#define pii pair<int,int>
#define ppii pair<int,pii>
#define pb push_back
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define F(n) for(int i=0;i<n;i++)
#define lb lower_bound
#define fastio ios::sync_with_stdio(false);cin.tie(NULL);
using namespace std;
#define ll long long
const int mxn=1e5,mod=1000000007,lg=20,root=1000,inf=1e18;
ll findGap(int T,int N){
    ll mn,mx;
    ll ans=1;
    ll lmn=1,lmx=1e18;
    if(T==1){
        int j=0;
        vector<ll>v(N);
        for(ll i=0;i<(N+1)/2;i++){
            MinMax(lmn,lmx,&mn,&mx);
            if(mn==-1)break;
            v[j++]=mn;
            v[j++]=mx;
            lmn=mn+1;
            lmx=mx-1;
        }
        sort(all(v));       
        for(int i=1;i<N;i++)ans=max(ans,v[i]-v[i-1]);
        return ans;
    }
    MinMax(1,1e18,&mn,&mx);
    ans=ceil(((mx-mn)+(N-1))*1.0/(N-1));//min max gap
    int add=0,cur=mn;
    while(cur<mx){
        MinMax(cur+1,cur+ans,mn,mx);
        if(mn!=-1)ans=max(ans,mn-cur),cur=mx;
    }
    return ans;
}

Compilation message

gap.cpp:30:54: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   30 | const int mxn=1e5,mod=1000000007,lg=20,root=1000,inf=1e18;
      |                                                      ^~~~
gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:54:30: error: invalid conversion from 'long long int' to 'long long int*' [-fpermissive]
   54 |         MinMax(cur+1,cur+ans,mn,mx);
      |                              ^~
      |                              |
      |                              long long int
In file included from gap.cpp:14:
gap.h:1:35: note:   initializing argument 3 of 'void MinMax(long long int, long long int, long long int*, long long int*)'
    1 | void MinMax(long long, long long, long long*, long long*);
      |                                   ^~~~~~~~~~
gap.cpp:54:33: error: invalid conversion from 'long long int' to 'long long int*' [-fpermissive]
   54 |         MinMax(cur+1,cur+ans,mn,mx);
      |                                 ^~
      |                                 |
      |                                 long long int
In file included from gap.cpp:14:
gap.h:1:47: note:   initializing argument 4 of 'void MinMax(long long int, long long int, long long int*, long long int*)'
    1 | void MinMax(long long, long long, long long*, long long*);
      |                                               ^~~~~~~~~~
gap.cpp:52:9: warning: unused variable 'add' [-Wunused-variable]
   52 |     int add=0,cur=mn;
      |         ^~~