제출 #86393

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
86393		MaHaMBa_25	Savrsen (COCI17_savrsen)	C++14	30 / 120	3061 ms	532 KiB

savrsen

#include <bits/stdc++.h>
#define GLHF ios_base::sync_with_stdio(0); cin.tie(), cout.tie();
#define GGWP return 0;
#define ALTF4 exit(0)
#define GCWS/*Good Contest, Well Solved*/ ALTF4
#define ull unsigned long long
#define ll long long
#define ld long double
#define fxr1(x) for(int I = 0; I < x; ++I)
#define fxr(x) for(int I = 0; I <= x; ++I)
#define F first
#define S second

using namespace std;

ll a, b, ans;
vector <int> v;

int res( int a )
{
	for ( int I = 2; I <= a/2; ++I )
		if ( a % I == 0 )
		{
			v.push_back(I);
			for ( int J = I + 1; J <= a/2; ++J )
				if ( a % J == 0 )
					v.push_back(J);
			return false;
		}
	return true;
}

int main()
{
	GLHF
	cin >> a >> b;
	for ( ll I = a; I <= b; ++I )
	{
		ll cnt = I;
		if ( res(I) == false )
		{
			for ( int I = 0; I < v.size(); ++I )
				cnt -= v[I];
			v.clear();
		}
		if ( I != 1 )
			cnt -= 1;
		ans += abs(cnt);
	}
	cout << ans << endl;
	GGWP
}

//clang++ -v -std=c++11 finish fishing the fish.people

컴파일 시 표준 에러 (stderr) 메시지

savrsen.cpp: In function 'int main()':
savrsen.cpp:42:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for ( int I = 0; I < v.size(); ++I )
                     ~~^~~~~~~~~~

• Subtask 1: 30 / 120