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답안 #311728

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
311728 2020-10-11T08:21:48 Z mohamedsobhi777 송금 (JOI19_remittance) C++14
100 / 100
 856 ms 28792 KB 
#include<bits/stdc++.h>


#pragma GCC optimize("-Ofast")
#pragma GCC optimize("trapv")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,sse4.2,popcnt,abm,mmx,avx2,tune=native")
#pragma GCC optimize("-ffast-math")
#pragma GCC optimize("-funroll-loops")

#define I inline void 
#define S struct 
#define vi vector<int> 
#define vii vector<pair<int,int>>
#define pii pair<int,int>
#define pll pair<ll,ll>

using namespace std ; 
using ll = long long ; 
using ld = long double ; 

const int N = 1e6 + 7 , mod = 1e9 + 7 ; 
const ll inf = 2e18 ; 

// How interesting!

int n ; 

vector<int> a(N , 0) , b(N , 0) ; 

int main(){
        ios_base::sync_with_stdio(0) ;
        cin.tie(0) ; 
        //freopen("in.in" , "r" , stdin) ; 
        cin >> n; 

        for(int i = 0 ; i < n ; ++ i){
                cin >> a[i] >> b[i] ; 
        } 

        for(int k = 0 ; k < 100 ; ++ k){
                for(int i = 0 ;i < n ; ++ i){
                        if(a[i] > b[i] && a[i] > 1){
                                int c = (a[i] - b[i] + 1) >> 1 ;
                                if(c * 2 > a[i]) c-- ; 
                                a[i] -= c * 2 ; 
                                a[(i+1)%n]+=c ; 
                        }
                }
                if(a == b)
                        return cout<<"Yes" , 0 ;
        }

        cout<<"No" ;
        return 0 ; 
}

/*
        - bounds sir (segtree = 4N, eulerTour = 2N, ...)
        - a variable defined twice?
        - will overflow?
        - is it a good complexity?
        - don't mess up indices (0-indexed vs 1-indexed)
        - reset everything between testcases. 
*/

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 8192 KB Output is correct
2 Correct 6 ms 8192 KB Output is correct
3 Correct 6 ms 8192 KB Output is correct
4 Correct 7 ms 8192 KB Output is correct
5 Correct 6 ms 8192 KB Output is correct
6 Correct 6 ms 8192 KB Output is correct
7 Correct 6 ms 8192 KB Output is correct
8 Correct 6 ms 8192 KB Output is correct
9 Correct 6 ms 8192 KB Output is correct
10 Correct 6 ms 8192 KB Output is correct
11 Correct 6 ms 8192 KB Output is correct
12 Correct 6 ms 8192 KB Output is correct
13 Correct 6 ms 8192 KB Output is correct
14 Correct 6 ms 8192 KB Output is correct
15 Correct 6 ms 8192 KB Output is correct
16 Correct 6 ms 8192 KB Output is correct
17 Correct 6 ms 8192 KB Output is correct
18 Correct 6 ms 8192 KB Output is correct
19 Correct 6 ms 8192 KB Output is correct
20 Correct 8 ms 8192 KB Output is correct
21 Correct 6 ms 8192 KB Output is correct
22 Correct 6 ms 8192 KB Output is correct
23 Correct 6 ms 8192 KB Output is correct
24 Correct 6 ms 8192 KB Output is correct
25 Correct 6 ms 8192 KB Output is correct
26 Correct 6 ms 8192 KB Output is correct
27 Correct 6 ms 8192 KB Output is correct
28 Correct 6 ms 8192 KB Output is correct
29 Correct 6 ms 8192 KB Output is correct
30 Correct 6 ms 8192 KB Output is correct
31 Correct 6 ms 8192 KB Output is correct
32 Correct 7 ms 8320 KB Output is correct

Subtask #2
40.0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 8192 KB Output is correct
2 Correct 6 ms 8192 KB Output is correct
3 Correct 6 ms 8192 KB Output is correct
4 Correct 7 ms 8192 KB Output is correct
5 Correct 6 ms 8192 KB Output is correct
6 Correct 6 ms 8192 KB Output is correct
7 Correct 6 ms 8192 KB Output is correct
8 Correct 6 ms 8192 KB Output is correct
9 Correct 6 ms 8192 KB Output is correct
10 Correct 6 ms 8192 KB Output is correct
11 Correct 6 ms 8192 KB Output is correct
12 Correct 6 ms 8192 KB Output is correct
13 Correct 6 ms 8192 KB Output is correct
14 Correct 6 ms 8192 KB Output is correct
15 Correct 6 ms 8192 KB Output is correct
16 Correct 6 ms 8192 KB Output is correct
17 Correct 6 ms 8192 KB Output is correct
18 Correct 6 ms 8192 KB Output is correct
19 Correct 6 ms 8192 KB Output is correct
20 Correct 8 ms 8192 KB Output is correct
21 Correct 6 ms 8192 KB Output is correct
22 Correct 6 ms 8192 KB Output is correct
23 Correct 6 ms 8192 KB Output is correct
24 Correct 6 ms 8192 KB Output is correct
25 Correct 6 ms 8192 KB Output is correct
26 Correct 6 ms 8192 KB Output is correct
27 Correct 6 ms 8192 KB Output is correct
28 Correct 6 ms 8192 KB Output is correct
29 Correct 6 ms 8192 KB Output is correct
30 Correct 6 ms 8192 KB Output is correct
31 Correct 6 ms 8192 KB Output is correct
32 Correct 7 ms 8320 KB Output is correct
33 Correct 6 ms 8192 KB Output is correct
34 Correct 7 ms 8192 KB Output is correct
35 Correct 6 ms 8192 KB Output is correct
36 Correct 7 ms 8192 KB Output is correct
37 Correct 6 ms 8192 KB Output is correct
38 Correct 6 ms 8192 KB Output is correct
39 Correct 7 ms 8192 KB Output is correct
40 Correct 6 ms 8192 KB Output is correct
41 Correct 7 ms 8192 KB Output is correct
42 Correct 7 ms 8320 KB Output is correct
43 Correct 6 ms 8192 KB Output is correct
44 Correct 6 ms 8192 KB Output is correct
45 Correct 6 ms 8192 KB Output is correct
46 Correct 6 ms 8192 KB Output is correct
47 Correct 6 ms 8192 KB Output is correct
48 Correct 6 ms 8192 KB Output is correct
49 Correct 6 ms 8192 KB Output is correct
50 Correct 6 ms 8192 KB Output is correct
51 Correct 6 ms 8192 KB Output is correct
52 Correct 6 ms 8192 KB Output is correct
53 Correct 6 ms 8192 KB Output is correct
54 Correct 6 ms 8192 KB Output is correct
55 Correct 6 ms 8192 KB Output is correct
56 Correct 6 ms 8192 KB Output is correct
57 Correct 6 ms 8192 KB Output is correct
58 Correct 6 ms 8192 KB Output is correct
59 Correct 6 ms 8192 KB Output is correct
60 Correct 6 ms 8192 KB Output is correct
61 Correct 7 ms 8320 KB Output is correct
62 Correct 6 ms 8192 KB Output is correct

Subtask #3
45.0 / 45.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 8192 KB Output is correct
2 Correct 6 ms 8192 KB Output is correct
3 Correct 6 ms 8192 KB Output is correct
4 Correct 7 ms 8192 KB Output is correct
5 Correct 6 ms 8192 KB Output is correct
6 Correct 6 ms 8192 KB Output is correct
7 Correct 6 ms 8192 KB Output is correct
8 Correct 6 ms 8192 KB Output is correct
9 Correct 6 ms 8192 KB Output is correct
10 Correct 6 ms 8192 KB Output is correct
11 Correct 6 ms 8192 KB Output is correct
12 Correct 6 ms 8192 KB Output is correct
13 Correct 6 ms 8192 KB Output is correct
14 Correct 6 ms 8192 KB Output is correct
15 Correct 6 ms 8192 KB Output is correct
16 Correct 6 ms 8192 KB Output is correct
17 Correct 6 ms 8192 KB Output is correct
18 Correct 6 ms 8192 KB Output is correct
19 Correct 6 ms 8192 KB Output is correct
20 Correct 8 ms 8192 KB Output is correct
21 Correct 6 ms 8192 KB Output is correct
22 Correct 6 ms 8192 KB Output is correct
23 Correct 6 ms 8192 KB Output is correct
24 Correct 6 ms 8192 KB Output is correct
25 Correct 6 ms 8192 KB Output is correct
26 Correct 6 ms 8192 KB Output is correct
27 Correct 6 ms 8192 KB Output is correct
28 Correct 6 ms 8192 KB Output is correct
29 Correct 6 ms 8192 KB Output is correct
30 Correct 6 ms 8192 KB Output is correct
31 Correct 6 ms 8192 KB Output is correct
32 Correct 7 ms 8320 KB Output is correct
33 Correct 6 ms 8192 KB Output is correct
34 Correct 7 ms 8192 KB Output is correct
35 Correct 6 ms 8192 KB Output is correct
36 Correct 7 ms 8192 KB Output is correct
37 Correct 6 ms 8192 KB Output is correct
38 Correct 6 ms 8192 KB Output is correct
39 Correct 7 ms 8192 KB Output is correct
40 Correct 6 ms 8192 KB Output is correct
41 Correct 7 ms 8192 KB Output is correct
42 Correct 7 ms 8320 KB Output is correct
43 Correct 6 ms 8192 KB Output is correct
44 Correct 6 ms 8192 KB Output is correct
45 Correct 6 ms 8192 KB Output is correct
46 Correct 6 ms 8192 KB Output is correct
47 Correct 6 ms 8192 KB Output is correct
48 Correct 6 ms 8192 KB Output is correct
49 Correct 6 ms 8192 KB Output is correct
50 Correct 6 ms 8192 KB Output is correct
51 Correct 6 ms 8192 KB Output is correct
52 Correct 6 ms 8192 KB Output is correct
53 Correct 6 ms 8192 KB Output is correct
54 Correct 6 ms 8192 KB Output is correct
55 Correct 6 ms 8192 KB Output is correct
56 Correct 6 ms 8192 KB Output is correct
57 Correct 6 ms 8192 KB Output is correct
58 Correct 6 ms 8192 KB Output is correct
59 Correct 6 ms 8192 KB Output is correct
60 Correct 6 ms 8192 KB Output is correct
61 Correct 7 ms 8320 KB Output is correct
62 Correct 6 ms 8192 KB Output is correct
63 Correct 780 ms 27512 KB Output is correct
64 Correct 150 ms 12024 KB Output is correct
65 Correct 257 ms 27128 KB Output is correct
66 Correct 152 ms 12028 KB Output is correct
67 Correct 169 ms 13436 KB Output is correct
68 Correct 182 ms 15864 KB Output is correct
69 Correct 260 ms 27640 KB Output is correct
70 Correct 706 ms 12280 KB Output is correct
71 Correct 690 ms 13560 KB Output is correct
72 Correct 726 ms 15960 KB Output is correct
73 Correct 805 ms 27812 KB Output is correct
74 Correct 693 ms 12156 KB Output is correct
75 Correct 693 ms 13608 KB Output is correct
76 Correct 704 ms 16124 KB Output is correct
77 Correct 777 ms 27640 KB Output is correct
78 Correct 736 ms 19864 KB Output is correct
79 Correct 736 ms 19960 KB Output is correct
80 Correct 203 ms 19836 KB Output is correct
81 Correct 739 ms 19752 KB Output is correct
82 Correct 656 ms 12156 KB Output is correct
83 Correct 655 ms 12152 KB Output is correct
84 Correct 137 ms 12068 KB Output is correct
85 Correct 280 ms 28592 KB Output is correct
86 Correct 856 ms 28792 KB Output is correct
87 Correct 756 ms 20984 KB Output is correct
88 Correct 243 ms 21028 KB Output is correct