제출 #219922

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
219922	2020-04-06 16:57:36	MKopchev	Boat (APIO16_boat)	C++14	100 / 100	1932 ms	13072 KiB

boat

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#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
#pragma GCC optimize ("unroll-loops")
#include<bits/stdc++.h>
using namespace std;
const int nmax=1e3+42,mod=1e9+7;
int my_pow(long long a,int b)
{
    long long ret=1;
    while(b)
    {
        if(b%2)ret=ret*a%mod;
        a=a*a%mod;
        b=b/2;
    }
    return ret;
}
int n;
pair<int,int> inp[nmax];
set< pair<int,int> > seen;
pair<int,int> groups[nmax];
int pointer=0;
int inv[nmax];
 
 
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컴파일 시 표준 에러 (stderr) 메시지

boat.cpp: In function 'int main()':
boat.cpp:89:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%i",&n);
     ~~~~~^~~~~~~~~
boat.cpp:99:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%i%i",&inp[i].first,&inp[i].second);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 22 / 22
• Subtask 3: 27 / 27
• Subtask 4: 42 / 42