Submission #615366

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
615366	2022-07-31T08:36:43 Z	Omar_Fakhry	Gap (APIO16_gap)	C++17	Compilation error	0 ms	0 KB

gap

//بسم الله الرحمن الرحيم
#pragma GCC optimize ("O3")
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define pi 3.14159265358979323846
#define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update>
#define ll long long
#define For(start,end,step) for(ll i=start;i<=end;i+=step)
#define For2(start,end,step) for(ll j=start;j<=end;j+=step)
#define mult(x,y) x*(y-1)
#define ALL(x) x.begin(), x.end()
using namespace std;
using namespace __gnu_pbds;
const ll mod=1e9+7;
bool prime(ll n)
{
for(int i=2;i*i<=n;i++)if(n%i==0)return 0;
return 1;
}
ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; }
ll lcm(ll a, ll b) { return a / gcd(a, b) * b; }
ll po(ll x,ll y)
{
    if(y==0) return 1;
    ll ret=po(x,y/2);
    ret=(ret*ret);
    if(y&1)
        return (x*ret);
    return ret;
}
ll sigma(ll s,ll e,ll num_elements)
{
    ll res1=s+e;
    ll res=(((s+e)/2)*(num_elements));
    if(res1%2)res+=num_elements/2;
    return res;
}
ll mod_inverse(ll x)
{
    return po(x,mod-2);
}
string bin(ll x)
{
    string str="";
    while(x)
    {
        if(x%2)
        {
            str+='1';
        }
        else
        {
            str+='0';
        }
        x/=2;
    }
    return str;
}
ll GP(ll base,ll power,ll step)
{
    return (po(base,power+step)+mod-1)%mod*mod_inverse(po(base,step)-1)%mod;
}
ll fact(ll x)
{
    if(x<2)return 1;
    return x*fact(x-1)%mod;
}
ll ncr(ll x,ll y)
{
    return fact(x)*mod_inverse(fact(y)*fact(x-y)%mod)%mod;
}
bool valid(ll x,ll y,ll n,ll m)
{
    return(x>=0&&y>=0&&x<n&&y<m);
}
int dx[8]= {0,0,1,-1,-1,1,1,-1};
int dy[8]= {-1,1,0,0,-1,1,-1,1};

const int N=605;

ll mn,mx;
void MinMax(ll s,ll t,ll &mn,ll &mx)
{
    return;
}
ll findGap(int T,int n)
{
    ll start_num=0,end_num=1e18;
    vector<int>vec;
    for(int i=0;i<n/2+n%2;i++)
    {
        MinMax(start_num,end_num,mn,mx);
        vec.push_back(mn);
        vec.push_back(mx);
    }
    sort(vec.begin(),vec.end());
    int ans=0;
    for(int i=1;i<vec.size();i++)ans=max(ans,vec[i]-vec[i-1]);
    return ans;
}
int main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    //freopen("input.txt", "r", stdin);
    //freopen("output.txt","w",stdout);
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:99:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   99 |     for(int i=1;i<vec.size();i++)ans=max(ans,vec[i]-vec[i-1]);
      |                 ~^~~~~~~~~~~
/usr/bin/ld: /tmp/cc9gsrB2.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccItbBj4.o:gap.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status