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답안 #86453

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
86453 2018-11-26T10:40:46 Z qwerty12345 Savrsen (COCI17_savrsen) C++14
0 / 120
 3000 ms 78888 KB 
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#include <bits/stdc++.h>
#include <iostream>

#define for0(i , v) for (int i = 0 ; i < v.size() ; i++)
#define for1(i , n) for (int i = 1 ; i <= n ; i++)
#define AIDS ios_base::sync_with_stdio(0)
#define pb push_back
#define pp pop_back
#define sz(a) a.size()
#define all(x) x.begin() , x.end()
#define F first
#define S second
#define mp make_pair
#define ld long double
#define ll long long
#define pii pair<int, int>
#define in insert
#define vi vector <int>
#define vvi vector <vi>
#define Case "Case " << num << ": "

const int N = 1e6 + 3;
const ll INF = 1e18 + 100;
const int inf = 1e9 + 123;
const int MOD = 1e9 + 7;
const int dx[] = {0 , 1 , 0 , -1 , 0};
const int dy[] = {0 , 0 , 1 , 0 , -1};
const char dd[] = {' ' , 'D' , 'R' , 'U' , 'L'};

using namespace std;

ll sum[100000123];

void resheto() {
	for (int i = 2 ; i <= 10000000 ; i++) {
		for (int j = i + i ; j <= 10000000 ; j++) {
			sum[j] += i;
		}
	}
}

main () {
//  freopen("input.in", "r", stdin);
//  freopen("output.out", "w", stdout);
	AIDS;
	int a , b;
	cin >> a >> b;
	resheto();
	ll cnt = 0;
	sum[1] = 1;
	sum[2] = 1;
	for (int i = a ; i <= b ; i++) {
		cnt += abs(i - sum[i] - 1);
	}
	cout << cnt;
}

Compilation message

savrsen.cpp:71:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^

Subtask #1
0 / 120.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 3040 ms 78584 KB Time limit exceeded
2 Execution timed out 3016 ms 78760 KB Time limit exceeded
3 Execution timed out 3095 ms 78760 KB Time limit exceeded
4 Execution timed out 3032 ms 78760 KB Time limit exceeded
5 Execution timed out 3013 ms 78760 KB Time limit exceeded
6 Execution timed out 3012 ms 78804 KB Time limit exceeded
7 Execution timed out 3096 ms 78888 KB Time limit exceeded
8 Execution timed out 3032 ms 78888 KB Time limit exceeded