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답안 #106270

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
106270 2019-04-17T17:53:06 Z reality Bitaro, who Leaps through Time (JOI19_timeleap) C++17
100 / 100
 1175 ms 138648 KB 
#include "bits/stdc++.h"
using namespace std;
#define fi first
#define se second
#define ll long long
#define dbg(v) cerr<<#v<<" = "<<v<<'\n'
#define vi vector<int>
#define vl vector <ll>
#define pii pair<int,int>
#define vii vector < pii >
#define mp make_pair
#define db long double
#define pb push_back
#define all(s) s.begin(),s.end()
template < class P , class Q > ostream& operator<<(ostream& stream, pair < P , Q > v){ stream << "(" << v.fi << ',' << v.se << ")"; return stream;}
template < class T > ostream& operator<<(ostream& stream, const vector<T> v){ stream << "[ "; for (int i=0; i<(int)v.size(); i++) stream << v[i] << " "; stream << "]"; return stream;}
template < class T > T smin(T &a,T b) {if (a > b) a = b;return a;}
template < class T > T smax(T &a,T b) {if (a < b) a = b;return a;}
const ll oo = 1e10;
const ll OO = oo;
const int N = 5e5 + 5;
int n;
struct st {
	ll l,r,ans,t;
	st(void) {
		l = -oo;
		r = oo;
		ans = 0;
		t = OO;
	}
	st(ll a,ll b) {
		l = a;
		r = b;
		t = OO;
		ans = 0;
	}
	st (ll a,ll b,ll c,ll d) {
		l = a;
		r = b;
		t = c;
		ans = d;
	}
};
ll cst(ll v,ll r) {return max(0ll,v - r);}
ll nrm(ll v,ll l,ll r) {return v > r ? r : v < l ? l : v;}
st operator + (st a,st b) {
	st c;
	if (a.t != OO) {
		if (b.t != OO) {
			return st(a.l,a.r,b.t,a.ans + b.ans + cst(a.t,b.r));
		} else {
			return st(a.l,a.r,nrm(a.t,b.l,b.r),a.ans + cst(a.t,b.r));
		}
	} else {
		if (a.r < b.l) {
			if (b.t != OO) {
				return st(a.r,a.r,b.t,b.ans);
			} else {
				return st(a.r,a.r,b.l,b.ans);
			}
		} else
		if (a.l > b.r) {
			if (b.t != OO) {
				return st(a.l,a.l,b.t,b.ans + cst(a.l,b.r));
			} else {
				return st(a.l,a.l,b.r,b.ans + cst(a.l,b.r));
			}
		} else {
			return st(max(a.l,b.l),min(a.r,b.r),b.t,b.ans);
		}
	}
}
st T[2][N * 4];
void update(int l,int r,int pos,st v,int node,int id) {
	if (l == r) {
		T[id][node] = v;
	} else {
		int m = (l + r) / 2;
		if (pos <= m)
			update(l,m,pos,v,node * 2,id);
		else
			update(m+1,r,pos,v,node * 2 + 1,id);
		T[id][node] = T[id][node * 2] + T[id][node * 2 + 1];
	}
}
st query(int l,int r,int l1,int r1,int node,int id) {
	if (l1 <= l && r <= r1)
		return T[id][node];
	int m = (l + r) / 2;
	if (l1 <= m && m + 1 <= r1)
		return query(l,m,l1,r1,node * 2,id) + query(m + 1,r,l1,r1,node * 2 + 1,id);
	else
	if (l1 <= m)
		return query(l,m,l1,r1,node * 2,id);
	else
		return query(m + 1,r,l1,r1,node * 2 + 1,id);
}
int main(void) {
    int q;
    cin.tie(0);
    ios_base :: sync_with_stdio(0);
    cin>>n>>q;
    for (int i = 1;i < n;++i) {
    	int lf,rg;
    	cin>>lf>>rg;
    	update(1,n,i,st(lf - i,rg - i - 1),1,0);
    	update(1,n,n - i,st(lf - (n - i),rg - (n - i) - 1),1,1);
    }
    while (q --) {
    	int tp;
    	cin>>tp;
    	if (tp == 1) {
    		int pos,lf,rg;
    		cin>>pos>>lf>>rg;
    		update(1,n,pos,st(lf - pos,rg - pos - 1),1,0);
    		update(1,n,n - pos,st(lf - (n - pos),rg - (n - pos) - 1),1,1);
    	} else {
    		int a,b,c,d;
    		cin>>a>>b>>c>>d;
    		if (a == c) {
    			cout << max(0,b - d) << '\n';
    		} else 
    		if (a < c) {
    			cout << (st(b - a,b - a) + query(1,n,a,c - 1,1,0) + st(d - c,d - c)).ans << '\n';
    		} else {
    			a = n - a + 1;
    			c = n - c + 1;
    			cout << (st(b - a,b - a) + query(1,n,a,c - 1,1,1) + st(d - c,d - c)).ans << '\n';
    		}
    	}
    }
    return 0;
}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 97 ms 125536 KB Output is correct
2 Correct 95 ms 125524 KB Output is correct
3 Correct 109 ms 125512 KB Output is correct
4 Correct 102 ms 125604 KB Output is correct
5 Correct 102 ms 125504 KB Output is correct
6 Correct 100 ms 125612 KB Output is correct
7 Correct 97 ms 125520 KB Output is correct
8 Correct 104 ms 125560 KB Output is correct
9 Correct 100 ms 125528 KB Output is correct
10 Correct 104 ms 125560 KB Output is correct
11 Correct 108 ms 125688 KB Output is correct
12 Correct 117 ms 125560 KB Output is correct
13 Correct 93 ms 125560 KB Output is correct
14 Correct 103 ms 125620 KB Output is correct
15 Correct 101 ms 125692 KB Output is correct
16 Correct 96 ms 125532 KB Output is correct
17 Correct 112 ms 125616 KB Output is correct
18 Correct 104 ms 125560 KB Output is correct
19 Correct 103 ms 125532 KB Output is correct
20 Correct 103 ms 125560 KB Output is correct
21 Correct 102 ms 125564 KB Output is correct
22 Correct 102 ms 125672 KB Output is correct
23 Correct 98 ms 125532 KB Output is correct
24 Correct 102 ms 125532 KB Output is correct
25 Correct 97 ms 125560 KB Output is correct
26 Correct 101 ms 125752 KB Output is correct
27 Correct 106 ms 125560 KB Output is correct
28 Correct 101 ms 125532 KB Output is correct
29 Correct 126 ms 125560 KB Output is correct
30 Correct 115 ms 125628 KB Output is correct
31 Correct 105 ms 125604 KB Output is correct
32 Correct 98 ms 125560 KB Output is correct
33 Correct 99 ms 125560 KB Output is correct
34 Correct 107 ms 125560 KB Output is correct
35 Correct 102 ms 125596 KB Output is correct
36 Correct 99 ms 125560 KB Output is correct
37 Correct 105 ms 125532 KB Output is correct
38 Correct 121 ms 125560 KB Output is correct
39 Correct 102 ms 125688 KB Output is correct
40 Correct 99 ms 125532 KB Output is correct
41 Correct 111 ms 125700 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 870 ms 138648 KB Output is correct
2 Correct 921 ms 138104 KB Output is correct
3 Correct 857 ms 137668 KB Output is correct
4 Correct 839 ms 137080 KB Output is correct
5 Correct 930 ms 137264 KB Output is correct
6 Correct 933 ms 137208 KB Output is correct
7 Correct 945 ms 137408 KB Output is correct
8 Correct 988 ms 137512 KB Output is correct
9 Correct 907 ms 137428 KB Output is correct
10 Correct 958 ms 137464 KB Output is correct
11 Correct 963 ms 137308 KB Output is correct
12 Correct 1043 ms 137336 KB Output is correct
13 Correct 969 ms 137252 KB Output is correct
14 Correct 93 ms 125560 KB Output is correct

Subtask #3
66.0 / 66.0

# 결과 실행 시간 메모리 Grader output
1 Correct 97 ms 125536 KB Output is correct
2 Correct 95 ms 125524 KB Output is correct
3 Correct 109 ms 125512 KB Output is correct
4 Correct 102 ms 125604 KB Output is correct
5 Correct 102 ms 125504 KB Output is correct
6 Correct 100 ms 125612 KB Output is correct
7 Correct 97 ms 125520 KB Output is correct
8 Correct 104 ms 125560 KB Output is correct
9 Correct 100 ms 125528 KB Output is correct
10 Correct 104 ms 125560 KB Output is correct
11 Correct 108 ms 125688 KB Output is correct
12 Correct 117 ms 125560 KB Output is correct
13 Correct 93 ms 125560 KB Output is correct
14 Correct 103 ms 125620 KB Output is correct
15 Correct 101 ms 125692 KB Output is correct
16 Correct 96 ms 125532 KB Output is correct
17 Correct 112 ms 125616 KB Output is correct
18 Correct 104 ms 125560 KB Output is correct
19 Correct 103 ms 125532 KB Output is correct
20 Correct 103 ms 125560 KB Output is correct
21 Correct 102 ms 125564 KB Output is correct
22 Correct 102 ms 125672 KB Output is correct
23 Correct 98 ms 125532 KB Output is correct
24 Correct 102 ms 125532 KB Output is correct
25 Correct 97 ms 125560 KB Output is correct
26 Correct 101 ms 125752 KB Output is correct
27 Correct 106 ms 125560 KB Output is correct
28 Correct 101 ms 125532 KB Output is correct
29 Correct 126 ms 125560 KB Output is correct
30 Correct 115 ms 125628 KB Output is correct
31 Correct 105 ms 125604 KB Output is correct
32 Correct 98 ms 125560 KB Output is correct
33 Correct 99 ms 125560 KB Output is correct
34 Correct 107 ms 125560 KB Output is correct
35 Correct 102 ms 125596 KB Output is correct
36 Correct 99 ms 125560 KB Output is correct
37 Correct 105 ms 125532 KB Output is correct
38 Correct 121 ms 125560 KB Output is correct
39 Correct 102 ms 125688 KB Output is correct
40 Correct 99 ms 125532 KB Output is correct
41 Correct 111 ms 125700 KB Output is correct
42 Correct 870 ms 138648 KB Output is correct
43 Correct 921 ms 138104 KB Output is correct
44 Correct 857 ms 137668 KB Output is correct
45 Correct 839 ms 137080 KB Output is correct
46 Correct 930 ms 137264 KB Output is correct
47 Correct 933 ms 137208 KB Output is correct
48 Correct 945 ms 137408 KB Output is correct
49 Correct 988 ms 137512 KB Output is correct
50 Correct 907 ms 137428 KB Output is correct
51 Correct 958 ms 137464 KB Output is correct
52 Correct 963 ms 137308 KB Output is correct
53 Correct 1043 ms 137336 KB Output is correct
54 Correct 969 ms 137252 KB Output is correct
55 Correct 93 ms 125560 KB Output is correct
56 Correct 1159 ms 135628 KB Output is correct
57 Correct 1099 ms 135356 KB Output is correct
58 Correct 1072 ms 135544 KB Output is correct
59 Correct 1012 ms 135392 KB Output is correct
60 Correct 1008 ms 135236 KB Output is correct
61 Correct 1175 ms 135360 KB Output is correct
62 Correct 1036 ms 135388 KB Output is correct
63 Correct 1109 ms 135432 KB Output is correct
64 Correct 1008 ms 135348 KB Output is correct
65 Correct 1036 ms 135208 KB Output is correct
66 Correct 1113 ms 135672 KB Output is correct
67 Correct 1075 ms 135544 KB Output is correct
68 Correct 1048 ms 135596 KB Output is correct
69 Correct 1167 ms 135480 KB Output is correct
70 Correct 1093 ms 135528 KB Output is correct
71 Correct 1091 ms 135460 KB Output is correct
72 Correct 999 ms 135644 KB Output is correct
73 Correct 1048 ms 135516 KB Output is correct
74 Correct 988 ms 135440 KB Output is correct
75 Correct 1063 ms 135388 KB Output is correct
76 Correct 1074 ms 135460 KB Output is correct
77 Correct 97 ms 125688 KB Output is correct