답안 #489539

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
489539 2021-11-23T05:43:41 Z fhvirus 송금 (JOI19_remittance) C++17
100 / 100
312 ms 11972 KB
#include<bits/stdc++.h>
using namespace std;
typedef long long ll; typedef pair<int, int> pii;
#define ff first
#define ss second
#define pb emplace_back
#define AI(x) begin(x),end(x)
template<class I> bool chmin(I&a, I b){ return a > b ? (a=b, true) : false; }
template<class I> bool chmax(I&a, I b){ return a < b ? (a=b, true) : false; }
#ifdef OWO
#define debug(args...) LKJ("\033[1;32m[ " + string(#args) + " ]\033[0m", args)
template<class I> void LKJ(I&&x){ cerr << x << endl; }
template<class I, class...T> void LKJ(I&&x, T&&...t){ cerr << x << ", "; LKJ(t...); }
template<class I> void OI(I a, I b){ while(a < b) cerr << *a << " \n"[next(a) == b], ++a; }
#else
#define debug(...) 0
#define OI(...) 0
#endif

const int kN = 1000001;
const int kL = 30;
int N, A[kN], B[kN];

void gg(){
	cout << "No\n";
	exit(0);
}
void good(){
	cout << "Yes\n";
	exit(0);
}

void input(){
	cin >> N;
	for(int i = 1; i <= N; ++i)
		cin >> A[i] >> B[i];
}

int nxt(int i){ return i == N ? 1 : i+1; }

void solve(){
	for(int k = 0; k < 20; ++k){
		for(int i = 1; i <= N; ++i){
			if(A[i] > B[i]){
				int t = A[i] - B[i];
				if(t & 1) --t;
				A[ nxt(i) ] += (t>>1);
				A[i] -= t;
			}
		}
	}

	bool all = true;
	for(int i = 1; i <= N; ++i)
		all &= (A[i] == B[i]); 
	if(all) good();

	all = true;
	for(int i = 1; i <= N; ++i)
		all &= (A[i] == B[i]+1);
	if(all and *max_element(A+1, A+N+1) > 1) good();

	gg();
	return;
}

signed main(){
	ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	input();
	solve();
	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 332 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 0 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 0 ms 332 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 332 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 0 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 0 ms 332 KB Output is correct
33 Correct 0 ms 204 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 0 ms 204 KB Output is correct
36 Correct 0 ms 204 KB Output is correct
37 Correct 0 ms 204 KB Output is correct
38 Correct 0 ms 204 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 0 ms 316 KB Output is correct
41 Correct 0 ms 204 KB Output is correct
42 Correct 0 ms 204 KB Output is correct
43 Correct 0 ms 332 KB Output is correct
44 Correct 0 ms 204 KB Output is correct
45 Correct 0 ms 204 KB Output is correct
46 Correct 0 ms 204 KB Output is correct
47 Correct 0 ms 204 KB Output is correct
48 Correct 1 ms 204 KB Output is correct
49 Correct 1 ms 332 KB Output is correct
50 Correct 0 ms 204 KB Output is correct
51 Correct 0 ms 332 KB Output is correct
52 Correct 0 ms 204 KB Output is correct
53 Correct 0 ms 320 KB Output is correct
54 Correct 0 ms 332 KB Output is correct
55 Correct 0 ms 204 KB Output is correct
56 Correct 0 ms 204 KB Output is correct
57 Correct 1 ms 204 KB Output is correct
58 Correct 0 ms 204 KB Output is correct
59 Correct 0 ms 204 KB Output is correct
60 Correct 0 ms 208 KB Output is correct
61 Correct 0 ms 204 KB Output is correct
62 Correct 1 ms 316 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 332 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 0 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 0 ms 332 KB Output is correct
33 Correct 0 ms 204 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 0 ms 204 KB Output is correct
36 Correct 0 ms 204 KB Output is correct
37 Correct 0 ms 204 KB Output is correct
38 Correct 0 ms 204 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 0 ms 316 KB Output is correct
41 Correct 0 ms 204 KB Output is correct
42 Correct 0 ms 204 KB Output is correct
43 Correct 0 ms 332 KB Output is correct
44 Correct 0 ms 204 KB Output is correct
45 Correct 0 ms 204 KB Output is correct
46 Correct 0 ms 204 KB Output is correct
47 Correct 0 ms 204 KB Output is correct
48 Correct 1 ms 204 KB Output is correct
49 Correct 1 ms 332 KB Output is correct
50 Correct 0 ms 204 KB Output is correct
51 Correct 0 ms 332 KB Output is correct
52 Correct 0 ms 204 KB Output is correct
53 Correct 0 ms 320 KB Output is correct
54 Correct 0 ms 332 KB Output is correct
55 Correct 0 ms 204 KB Output is correct
56 Correct 0 ms 204 KB Output is correct
57 Correct 1 ms 204 KB Output is correct
58 Correct 0 ms 204 KB Output is correct
59 Correct 0 ms 204 KB Output is correct
60 Correct 0 ms 208 KB Output is correct
61 Correct 0 ms 204 KB Output is correct
62 Correct 1 ms 316 KB Output is correct
63 Correct 265 ms 9648 KB Output is correct
64 Correct 114 ms 11624 KB Output is correct
65 Correct 261 ms 8324 KB Output is correct
66 Correct 115 ms 11592 KB Output is correct
67 Correct 122 ms 11972 KB Output is correct
68 Correct 134 ms 11908 KB Output is correct
69 Correct 256 ms 8336 KB Output is correct
70 Correct 118 ms 11584 KB Output is correct
71 Correct 120 ms 11896 KB Output is correct
72 Correct 131 ms 11948 KB Output is correct
73 Correct 254 ms 8336 KB Output is correct
74 Correct 117 ms 11736 KB Output is correct
75 Correct 125 ms 11844 KB Output is correct
76 Correct 140 ms 11900 KB Output is correct
77 Correct 189 ms 8228 KB Output is correct
78 Correct 208 ms 11836 KB Output is correct
79 Correct 213 ms 11960 KB Output is correct
80 Correct 212 ms 11844 KB Output is correct
81 Correct 150 ms 11712 KB Output is correct
82 Correct 168 ms 11872 KB Output is correct
83 Correct 106 ms 11616 KB Output is correct
84 Correct 122 ms 11588 KB Output is correct
85 Correct 282 ms 8304 KB Output is correct
86 Correct 312 ms 8464 KB Output is correct
87 Correct 249 ms 11332 KB Output is correct
88 Correct 236 ms 11144 KB Output is correct