oj.uz

답안 #881347

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
881347 2023-12-01T07:22:44 Z arashMLG Crossing (JOI21_crossing) C++17
100 / 100
 228 ms 21488 KB 
#include<bits/stdc++.h>
#ifdef LOCAL
#include "Essentials/algo/debug.h"
#else
#define debug(...) 69
#endif
using namespace std;

typedef long long     ll;
typedef pair<int,int> pii;

const int N = 2e5 + 23;
const ll inf = 1e18;

#define F           first
#define S           second
#define pb          push_back
#define kill(x)     cout<<x<<endl, exit(0);
#define all(x)      x.begin(),x.end()
#define sz(x)       (int)x.size()
#define lc          (v << 1)
#define rc          ((v<<1) |1)

ll mod =1865790559;
ll base =937;

ll pw[N];
ll J[N],O[N],I[N];

void meow() {
	pw[0] = 1;
	for(int i=1;i<N ; i++) {
		pw[i] = (pw[i-1] * base) %mod;
		J[i] = ('J' + J[i-1]*base) %mod;
		O[i] = ('O' + O[i-1]*base) %mod;
		I[i] = ('I' + I[i-1]*base) %mod;
	}
}

int n,q;
string beg;
string a,b,c;
vector<string> strs;
vector<ll> hshs;

ll t[N<<2];
char lz[N<<2];

void build(int v=1,int tl=1,int tr = n+1) {
	lz[v] = '-';
	if(tr-tl == 1) {
		t[v] = beg[tl];
		return;
	}
	int mid=(tl+tr)/2;
	build(lc,tl,mid);
	build(rc,mid,tr);
	t[v] = (t[lc] + t[rc] * pw[mid-tl]) %mod; 
}

void shift(int v,int tl,int mid,int tr) {
	if(lz[v] == '-') return;
	if(lz[v] == 'J') {
		t[lc] = J[mid-tl];
		t[rc] = J[tr-mid];
	}
	if(lz[v] == 'O') {
		t[lc] = O[mid-tl];
		t[rc] = O[tr-mid];
	}
	if(lz[v] == 'I') {
		t[lc] = I[mid-tl];
		t[rc] = I[tr-mid];
	}
	lz[lc] = lz[rc] = lz[v];
	lz[v] = '-';
}

void upd(int l,int r,char c,int v=1,int tl = 1,int tr= n+1) {
	if(l > r) return;
	if(l == tl && r == tr-1) {
		if(c == 'J') t[v] = J[tr-tl];
		if(c == 'O') t[v] = O[tr-tl];
		if(c == 'I') t[v] = I[tr-tl];
		lz[v]= c;
		return;
	}
	int mid=(tl+tr)/2;
	shift(v,tl,mid,tr);
	upd(l,min(mid-1,r),c,lc,tl,mid);
	upd(max(l,mid),r,c,rc,mid,tr);
	t[v] = (t[lc] + t[rc] * pw[mid-tl]) %mod; 
}

ll getHash(string s) {
	ll hash = 0;
	reverse(all(s));
	for(char c : s) {
		if(c == '#') continue;
		hash = (c + hash*base) %mod;
	}
	return hash;
}


string cross(string one,string two) {
	string ans; ans.resize(n+1);
	for(int i = 0; i <= n ; i++) {
		if(one[i] == two[i]) ans[i] = one[i];
		else{
			if('J' != one[i] && 'J' != two[i]) ans[i] = 'J';
			else if('O' != one[i] && 'O' != two[i]) ans[i] = 'O';
			else ans[i] = 'I';
		}
	}
	return ans;
}

void out() {
	bool ans = 0;
	for(ll hsh : hshs) {
		debug(t[1] ,hsh);
		ans |= (t[1] == hsh);
	}
	cout<<(ans ? "Yes" : "No") << '\n';
}

int32_t main() {
    cin.tie(nullptr)->sync_with_stdio(false);
    meow();
	cin>>n>>a>>b>>c; a= "#" + a; b = "#" + b; c = "#" + c;
	strs.pb(a);
	strs.pb(b);
	strs.pb(c);
	strs.pb(cross(a,b));
	strs.pb(cross(a,c));
	strs.pb(cross(b,c));
	strs.pb(cross(cross(a,b),c));
	strs.pb(cross(cross(a,c),b));
	strs.pb(cross(cross(b,a),c));
	strs.pb(cross(cross(b,c),a));
	strs.pb(cross(cross(c,a),b));
	strs.pb(cross(cross(c,b),a));
	for(string s : strs) hshs.pb(getHash(s));
	cin>>q;
	cin>>beg; beg = "#" + beg;
	build();
	debug(t[1]);
	out();
	while(q--) {
		int l,r; char c; cin>>l>>r>>c;
		upd(l,r,c);
		out();
	}
	return 0;
}

Compilation message

Main.cpp: In function 'void out()':
Main.cpp:5:20: warning: statement has no effect [-Wunused-value]
    5 | #define debug(...) 69
      |                    ^~
Main.cpp:122:3: note: in expansion of macro 'debug'
  122 |   debug(t[1] ,hsh);
      |   ^~~~~
Main.cpp: In function 'int32_t main()':
Main.cpp:5:20: warning: statement has no effect [-Wunused-value]
    5 | #define debug(...) 69
      |                    ^~
Main.cpp:148:2: note: in expansion of macro 'debug'
  148 |  debug(t[1]);
      |  ^~~~~

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 9812 KB Output is correct
2 Correct 72 ms 10068 KB Output is correct
3 Correct 81 ms 10044 KB Output is correct
4 Correct 65 ms 10068 KB Output is correct
5 Correct 61 ms 10064 KB Output is correct
6 Correct 61 ms 10036 KB Output is correct
7 Correct 66 ms 10068 KB Output is correct
8 Correct 70 ms 10056 KB Output is correct
9 Correct 65 ms 10064 KB Output is correct
10 Correct 65 ms 10068 KB Output is correct
11 Correct 67 ms 9996 KB Output is correct
12 Correct 65 ms 10028 KB Output is correct
13 Correct 69 ms 10068 KB Output is correct
14 Correct 65 ms 10068 KB Output is correct
15 Correct 66 ms 9840 KB Output is correct
16 Correct 65 ms 10068 KB Output is correct
17 Correct 66 ms 10068 KB Output is correct
18 Correct 68 ms 9884 KB Output is correct

Subtask #2
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 9812 KB Output is correct
2 Correct 72 ms 10068 KB Output is correct
3 Correct 81 ms 10044 KB Output is correct
4 Correct 65 ms 10068 KB Output is correct
5 Correct 61 ms 10064 KB Output is correct
6 Correct 61 ms 10036 KB Output is correct
7 Correct 66 ms 10068 KB Output is correct
8 Correct 70 ms 10056 KB Output is correct
9 Correct 65 ms 10064 KB Output is correct
10 Correct 65 ms 10068 KB Output is correct
11 Correct 67 ms 9996 KB Output is correct
12 Correct 65 ms 10028 KB Output is correct
13 Correct 69 ms 10068 KB Output is correct
14 Correct 65 ms 10068 KB Output is correct
15 Correct 66 ms 9840 KB Output is correct
16 Correct 65 ms 10068 KB Output is correct
17 Correct 66 ms 10068 KB Output is correct
18 Correct 68 ms 9884 KB Output is correct
19 Correct 189 ms 19372 KB Output is correct
20 Correct 213 ms 21420 KB Output is correct
21 Correct 139 ms 20908 KB Output is correct
22 Correct 136 ms 20320 KB Output is correct
23 Correct 101 ms 12628 KB Output is correct
24 Correct 103 ms 12876 KB Output is correct
25 Correct 149 ms 21168 KB Output is correct
26 Correct 149 ms 21348 KB Output is correct
27 Correct 172 ms 21380 KB Output is correct
28 Correct 166 ms 21344 KB Output is correct
29 Correct 167 ms 21076 KB Output is correct
30 Correct 115 ms 12464 KB Output is correct
31 Correct 166 ms 21208 KB Output is correct
32 Correct 157 ms 20916 KB Output is correct
33 Correct 103 ms 12628 KB Output is correct
34 Correct 164 ms 21164 KB Output is correct
35 Correct 131 ms 20032 KB Output is correct
36 Correct 102 ms 12504 KB Output is correct
37 Correct 102 ms 12564 KB Output is correct
38 Correct 180 ms 21112 KB Output is correct
39 Correct 133 ms 21168 KB Output is correct
40 Correct 134 ms 17760 KB Output is correct
41 Correct 200 ms 21488 KB Output is correct
42 Correct 63 ms 20868 KB Output is correct

Subtask #3
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 9812 KB Output is correct
2 Correct 72 ms 10068 KB Output is correct
3 Correct 81 ms 10044 KB Output is correct
4 Correct 65 ms 10068 KB Output is correct
5 Correct 61 ms 10064 KB Output is correct
6 Correct 61 ms 10036 KB Output is correct
7 Correct 66 ms 10068 KB Output is correct
8 Correct 70 ms 10056 KB Output is correct
9 Correct 65 ms 10064 KB Output is correct
10 Correct 65 ms 10068 KB Output is correct
11 Correct 67 ms 9996 KB Output is correct
12 Correct 65 ms 10028 KB Output is correct
13 Correct 69 ms 10068 KB Output is correct
14 Correct 65 ms 10068 KB Output is correct
15 Correct 66 ms 9840 KB Output is correct
16 Correct 65 ms 10068 KB Output is correct
17 Correct 66 ms 10068 KB Output is correct
18 Correct 68 ms 9884 KB Output is correct
19 Correct 68 ms 9960 KB Output is correct
20 Correct 77 ms 10056 KB Output is correct
21 Correct 66 ms 10064 KB Output is correct
22 Correct 58 ms 9812 KB Output is correct
23 Correct 65 ms 10068 KB Output is correct
24 Correct 70 ms 10152 KB Output is correct
25 Correct 66 ms 9892 KB Output is correct
26 Correct 60 ms 9812 KB Output is correct
27 Correct 65 ms 10076 KB Output is correct
28 Correct 59 ms 10068 KB Output is correct
29 Correct 65 ms 10068 KB Output is correct
30 Correct 58 ms 9992 KB Output is correct
31 Correct 65 ms 10068 KB Output is correct
32 Correct 64 ms 9980 KB Output is correct
33 Correct 69 ms 10292 KB Output is correct
34 Correct 60 ms 9904 KB Output is correct
35 Correct 65 ms 10056 KB Output is correct
36 Correct 67 ms 9832 KB Output is correct
37 Correct 71 ms 10136 KB Output is correct
38 Correct 68 ms 10064 KB Output is correct
39 Correct 65 ms 10064 KB Output is correct
40 Correct 65 ms 10052 KB Output is correct
41 Correct 69 ms 10068 KB Output is correct
42 Correct 66 ms 9848 KB Output is correct
43 Correct 63 ms 10320 KB Output is correct
44 Correct 65 ms 10060 KB Output is correct

Subtask #4
51.0 / 51.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 9812 KB Output is correct
2 Correct 72 ms 10068 KB Output is correct
3 Correct 81 ms 10044 KB Output is correct
4 Correct 65 ms 10068 KB Output is correct
5 Correct 61 ms 10064 KB Output is correct
6 Correct 61 ms 10036 KB Output is correct
7 Correct 66 ms 10068 KB Output is correct
8 Correct 70 ms 10056 KB Output is correct
9 Correct 65 ms 10064 KB Output is correct
10 Correct 65 ms 10068 KB Output is correct
11 Correct 67 ms 9996 KB Output is correct
12 Correct 65 ms 10028 KB Output is correct
13 Correct 69 ms 10068 KB Output is correct
14 Correct 65 ms 10068 KB Output is correct
15 Correct 66 ms 9840 KB Output is correct
16 Correct 65 ms 10068 KB Output is correct
17 Correct 66 ms 10068 KB Output is correct
18 Correct 68 ms 9884 KB Output is correct
19 Correct 189 ms 19372 KB Output is correct
20 Correct 213 ms 21420 KB Output is correct
21 Correct 139 ms 20908 KB Output is correct
22 Correct 136 ms 20320 KB Output is correct
23 Correct 101 ms 12628 KB Output is correct
24 Correct 103 ms 12876 KB Output is correct
25 Correct 149 ms 21168 KB Output is correct
26 Correct 149 ms 21348 KB Output is correct
27 Correct 172 ms 21380 KB Output is correct
28 Correct 166 ms 21344 KB Output is correct
29 Correct 167 ms 21076 KB Output is correct
30 Correct 115 ms 12464 KB Output is correct
31 Correct 166 ms 21208 KB Output is correct
32 Correct 157 ms 20916 KB Output is correct
33 Correct 103 ms 12628 KB Output is correct
34 Correct 164 ms 21164 KB Output is correct
35 Correct 131 ms 20032 KB Output is correct
36 Correct 102 ms 12504 KB Output is correct
37 Correct 102 ms 12564 KB Output is correct
38 Correct 180 ms 21112 KB Output is correct
39 Correct 133 ms 21168 KB Output is correct
40 Correct 134 ms 17760 KB Output is correct
41 Correct 200 ms 21488 KB Output is correct
42 Correct 63 ms 20868 KB Output is correct
43 Correct 68 ms 9960 KB Output is correct
44 Correct 77 ms 10056 KB Output is correct
45 Correct 66 ms 10064 KB Output is correct
46 Correct 58 ms 9812 KB Output is correct
47 Correct 65 ms 10068 KB Output is correct
48 Correct 70 ms 10152 KB Output is correct
49 Correct 66 ms 9892 KB Output is correct
50 Correct 60 ms 9812 KB Output is correct
51 Correct 65 ms 10076 KB Output is correct
52 Correct 59 ms 10068 KB Output is correct
53 Correct 65 ms 10068 KB Output is correct
54 Correct 58 ms 9992 KB Output is correct
55 Correct 65 ms 10068 KB Output is correct
56 Correct 64 ms 9980 KB Output is correct
57 Correct 69 ms 10292 KB Output is correct
58 Correct 60 ms 9904 KB Output is correct
59 Correct 65 ms 10056 KB Output is correct
60 Correct 67 ms 9832 KB Output is correct
61 Correct 71 ms 10136 KB Output is correct
62 Correct 68 ms 10064 KB Output is correct
63 Correct 65 ms 10064 KB Output is correct
64 Correct 65 ms 10052 KB Output is correct
65 Correct 69 ms 10068 KB Output is correct
66 Correct 66 ms 9848 KB Output is correct
67 Correct 63 ms 10320 KB Output is correct
68 Correct 65 ms 10060 KB Output is correct
69 Correct 187 ms 20196 KB Output is correct
70 Correct 228 ms 21116 KB Output is correct
71 Correct 103 ms 12544 KB Output is correct
72 Correct 105 ms 12372 KB Output is correct
73 Correct 105 ms 12784 KB Output is correct
74 Correct 145 ms 20140 KB Output is correct
75 Correct 106 ms 12468 KB Output is correct
76 Correct 161 ms 20908 KB Output is correct
77 Correct 151 ms 20472 KB Output is correct
78 Correct 103 ms 12376 KB Output is correct
79 Correct 103 ms 12368 KB Output is correct
80 Correct 151 ms 19680 KB Output is correct
81 Correct 103 ms 12368 KB Output is correct
82 Correct 170 ms 21148 KB Output is correct
83 Correct 169 ms 20836 KB Output is correct
84 Correct 102 ms 12432 KB Output is correct
85 Correct 102 ms 12372 KB Output is correct
86 Correct 157 ms 19932 KB Output is correct
87 Correct 172 ms 21164 KB Output is correct
88 Correct 109 ms 12368 KB Output is correct
89 Correct 152 ms 20508 KB Output is correct
90 Correct 166 ms 21080 KB Output is correct
91 Correct 111 ms 12496 KB Output is correct
92 Correct 147 ms 19916 KB Output is correct
93 Correct 108 ms 12628 KB Output is correct
94 Correct 103 ms 12624 KB Output is correct
95 Correct 102 ms 12564 KB Output is correct
96 Correct 180 ms 20924 KB Output is correct
97 Correct 135 ms 20912 KB Output is correct
98 Correct 149 ms 17504 KB Output is correct
99 Correct 223 ms 21164 KB Output is correct
100 Correct 84 ms 20652 KB Output is correct