# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
804906 |
2023-08-03T11:52:55 Z |
myst6 |
Crossing (JOI21_crossing) |
C++14 |
|
2408 ms |
23920 KB |
#pragma GCC optimize(2)
#include <bits/stdc++.h>
using namespace std;
struct segtree {
vector<char> orig;
vector<char> upd;
vector<bool> match;
segtree(string s) {
int sz = (int)s.size();
orig.resize(sz*4,0);
upd.resize(sz*4,0);
match.resize(sz*4,1);
build(s,1,0,sz-1);
}
int lc(int x) { return x << 1; }
int rc(int x) { return lc(x) | 1; }
void build(string &s, int x, int xl, int xr) {
if (xl == xr) orig[x] = upd[x] = s[xl];
else {
int xm = (xl + xr) >> 1;
build(s,lc(x),xl,xm);
build(s,rc(x),xm+1,xr);
if (orig[lc(x)] == orig[rc(x)]) {
orig[x] = upd[x] = orig[lc(x)];
}
}
}
void pushdown(int x) {
if (upd[x] == '0') return;
if (lc(x) < upd.size()) {
upd[lc(x)] = upd[x];
match[lc(x)] = upd[lc(x)] == orig[lc(x)];
}
if (rc(x) < upd.size()) {
upd[rc(x)] = upd[x];
match[rc(x)] = upd[rc(x)] == orig[rc(x)];
}
upd[x] = '0';
}
void update(int l, int r, int x, int xl, int xr, char c) {
if (l > r) return;
if (l == xl && r == xr) {
upd[x] = c;
match[x] = upd[x] == orig[x];
} else {
int xm = (xl + xr) >> 1;
pushdown(x);
update(l, min(xm,r), lc(x), xl, xm, c);
update(max(xm+1,l), r, rc(x), xm+1, xr, c);
pushdown(lc(x)); pushdown(rc(x));
match[x] = match[lc(x)] && match[rc(x)];
}
}
bool query() {
return match[1];
}
};
string cross(string a, string b) {
string out = a;
for (int i=0; i<(int)a.size(); i++) {
if (a[i] != b[i]) {
set<char> C = {'J', 'O', 'I'};
C.erase(a[i]);
C.erase(b[i]);
out[i] = *C.begin();
}
}
return out;
}
int main() {
cin.tie(0)->sync_with_stdio(0);
// freopen("in.txt", "r", stdin);
// freopen("out.txt", "w", stdout);
int n;
cin >> n;
string a, b, c;
cin >> a >> b >> c;
string d = cross(a, b);
string e = cross(b, c);
string f = cross(c, a);
string g = cross(d, e);
string h = cross(e, f);
string i = cross(f, d);
set<string> V = {a,b,c,d,e,f,g,h,i};
// cerr << V.size() << endl;
vector<segtree> trees;
for (const string &s : V) {
trees.push_back(segtree(s));
}
int q;
cin >> q;
string t;
cin >> t;
for (int i=0; i<(int)t.size(); i++) {
for (segtree &tree : trees) tree.update(i,i,1,0,n-1,t[i]);
}
auto output_ans = [&]() {
bool ans = false;
for (segtree &tree : trees) {
if (tree.query()) {
ans = true;
break;
}
}
cout << ( ans ? "Yes" : "No" ) << "\n";
};
output_ans();
for (int i=0; i<q; i++) {
int l, r;
cin >> l >> r;
l--, r--;
char c;
cin >> c;
for (segtree &tree : trees) tree.update(l,r,1,0,n-1,c);
output_ans();
}
return 0;
}
Compilation message
Main.cpp: In member function 'void segtree::pushdown(int)':
Main.cpp:33:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
33 | if (lc(x) < upd.size()) {
| ~~~~~~^~~~~~~~~~~~
Main.cpp:37:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
37 | if (rc(x) < upd.size()) {
| ~~~~~~^~~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
67 ms |
2240 KB |
Output is correct |
2 |
Correct |
75 ms |
2448 KB |
Output is correct |
3 |
Correct |
75 ms |
2208 KB |
Output is correct |
4 |
Correct |
66 ms |
2276 KB |
Output is correct |
5 |
Correct |
61 ms |
2300 KB |
Output is correct |
6 |
Correct |
62 ms |
2292 KB |
Output is correct |
7 |
Correct |
62 ms |
2380 KB |
Output is correct |
8 |
Correct |
65 ms |
2332 KB |
Output is correct |
9 |
Correct |
66 ms |
2400 KB |
Output is correct |
10 |
Correct |
69 ms |
2424 KB |
Output is correct |
11 |
Correct |
64 ms |
2332 KB |
Output is correct |
12 |
Correct |
63 ms |
2444 KB |
Output is correct |
13 |
Correct |
68 ms |
2420 KB |
Output is correct |
14 |
Correct |
63 ms |
2368 KB |
Output is correct |
15 |
Correct |
65 ms |
2380 KB |
Output is correct |
16 |
Correct |
63 ms |
2404 KB |
Output is correct |
17 |
Correct |
72 ms |
2364 KB |
Output is correct |
18 |
Correct |
69 ms |
2312 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
67 ms |
2240 KB |
Output is correct |
2 |
Correct |
75 ms |
2448 KB |
Output is correct |
3 |
Correct |
75 ms |
2208 KB |
Output is correct |
4 |
Correct |
66 ms |
2276 KB |
Output is correct |
5 |
Correct |
61 ms |
2300 KB |
Output is correct |
6 |
Correct |
62 ms |
2292 KB |
Output is correct |
7 |
Correct |
62 ms |
2380 KB |
Output is correct |
8 |
Correct |
65 ms |
2332 KB |
Output is correct |
9 |
Correct |
66 ms |
2400 KB |
Output is correct |
10 |
Correct |
69 ms |
2424 KB |
Output is correct |
11 |
Correct |
64 ms |
2332 KB |
Output is correct |
12 |
Correct |
63 ms |
2444 KB |
Output is correct |
13 |
Correct |
68 ms |
2420 KB |
Output is correct |
14 |
Correct |
63 ms |
2368 KB |
Output is correct |
15 |
Correct |
65 ms |
2380 KB |
Output is correct |
16 |
Correct |
63 ms |
2404 KB |
Output is correct |
17 |
Correct |
72 ms |
2364 KB |
Output is correct |
18 |
Correct |
69 ms |
2312 KB |
Output is correct |
19 |
Correct |
236 ms |
9104 KB |
Output is correct |
20 |
Correct |
254 ms |
8964 KB |
Output is correct |
21 |
Correct |
160 ms |
8564 KB |
Output is correct |
22 |
Correct |
169 ms |
7944 KB |
Output is correct |
23 |
Correct |
97 ms |
3396 KB |
Output is correct |
24 |
Correct |
106 ms |
3416 KB |
Output is correct |
25 |
Correct |
178 ms |
9024 KB |
Output is correct |
26 |
Correct |
181 ms |
9024 KB |
Output is correct |
27 |
Correct |
230 ms |
9064 KB |
Output is correct |
28 |
Correct |
221 ms |
9080 KB |
Output is correct |
29 |
Correct |
209 ms |
8776 KB |
Output is correct |
30 |
Correct |
122 ms |
3404 KB |
Output is correct |
31 |
Correct |
209 ms |
9028 KB |
Output is correct |
32 |
Correct |
211 ms |
8476 KB |
Output is correct |
33 |
Correct |
101 ms |
3404 KB |
Output is correct |
34 |
Correct |
202 ms |
9024 KB |
Output is correct |
35 |
Correct |
144 ms |
7388 KB |
Output is correct |
36 |
Correct |
96 ms |
3448 KB |
Output is correct |
37 |
Correct |
95 ms |
3452 KB |
Output is correct |
38 |
Correct |
234 ms |
8856 KB |
Output is correct |
39 |
Correct |
158 ms |
9160 KB |
Output is correct |
40 |
Correct |
143 ms |
7148 KB |
Output is correct |
41 |
Correct |
261 ms |
9304 KB |
Output is correct |
42 |
Correct |
86 ms |
8512 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
67 ms |
2240 KB |
Output is correct |
2 |
Correct |
75 ms |
2448 KB |
Output is correct |
3 |
Correct |
75 ms |
2208 KB |
Output is correct |
4 |
Correct |
66 ms |
2276 KB |
Output is correct |
5 |
Correct |
61 ms |
2300 KB |
Output is correct |
6 |
Correct |
62 ms |
2292 KB |
Output is correct |
7 |
Correct |
62 ms |
2380 KB |
Output is correct |
8 |
Correct |
65 ms |
2332 KB |
Output is correct |
9 |
Correct |
66 ms |
2400 KB |
Output is correct |
10 |
Correct |
69 ms |
2424 KB |
Output is correct |
11 |
Correct |
64 ms |
2332 KB |
Output is correct |
12 |
Correct |
63 ms |
2444 KB |
Output is correct |
13 |
Correct |
68 ms |
2420 KB |
Output is correct |
14 |
Correct |
63 ms |
2368 KB |
Output is correct |
15 |
Correct |
65 ms |
2380 KB |
Output is correct |
16 |
Correct |
63 ms |
2404 KB |
Output is correct |
17 |
Correct |
72 ms |
2364 KB |
Output is correct |
18 |
Correct |
69 ms |
2312 KB |
Output is correct |
19 |
Correct |
411 ms |
2248 KB |
Output is correct |
20 |
Correct |
439 ms |
2300 KB |
Output is correct |
21 |
Correct |
130 ms |
2352 KB |
Output is correct |
22 |
Correct |
115 ms |
2188 KB |
Output is correct |
23 |
Correct |
134 ms |
2516 KB |
Output is correct |
24 |
Correct |
136 ms |
2280 KB |
Output is correct |
25 |
Correct |
132 ms |
2376 KB |
Output is correct |
26 |
Correct |
122 ms |
2288 KB |
Output is correct |
27 |
Correct |
130 ms |
2508 KB |
Output is correct |
28 |
Correct |
118 ms |
2144 KB |
Output is correct |
29 |
Correct |
132 ms |
2340 KB |
Output is correct |
30 |
Correct |
115 ms |
2236 KB |
Output is correct |
31 |
Correct |
319 ms |
2444 KB |
Output is correct |
32 |
Correct |
292 ms |
2424 KB |
Output is correct |
33 |
Correct |
324 ms |
2380 KB |
Output is correct |
34 |
Correct |
282 ms |
2284 KB |
Output is correct |
35 |
Correct |
293 ms |
2384 KB |
Output is correct |
36 |
Correct |
308 ms |
2356 KB |
Output is correct |
37 |
Correct |
307 ms |
2388 KB |
Output is correct |
38 |
Correct |
311 ms |
2376 KB |
Output is correct |
39 |
Correct |
313 ms |
2360 KB |
Output is correct |
40 |
Correct |
323 ms |
2396 KB |
Output is correct |
41 |
Correct |
310 ms |
2384 KB |
Output is correct |
42 |
Correct |
329 ms |
2424 KB |
Output is correct |
43 |
Correct |
300 ms |
2368 KB |
Output is correct |
44 |
Correct |
323 ms |
2516 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
67 ms |
2240 KB |
Output is correct |
2 |
Correct |
75 ms |
2448 KB |
Output is correct |
3 |
Correct |
75 ms |
2208 KB |
Output is correct |
4 |
Correct |
66 ms |
2276 KB |
Output is correct |
5 |
Correct |
61 ms |
2300 KB |
Output is correct |
6 |
Correct |
62 ms |
2292 KB |
Output is correct |
7 |
Correct |
62 ms |
2380 KB |
Output is correct |
8 |
Correct |
65 ms |
2332 KB |
Output is correct |
9 |
Correct |
66 ms |
2400 KB |
Output is correct |
10 |
Correct |
69 ms |
2424 KB |
Output is correct |
11 |
Correct |
64 ms |
2332 KB |
Output is correct |
12 |
Correct |
63 ms |
2444 KB |
Output is correct |
13 |
Correct |
68 ms |
2420 KB |
Output is correct |
14 |
Correct |
63 ms |
2368 KB |
Output is correct |
15 |
Correct |
65 ms |
2380 KB |
Output is correct |
16 |
Correct |
63 ms |
2404 KB |
Output is correct |
17 |
Correct |
72 ms |
2364 KB |
Output is correct |
18 |
Correct |
69 ms |
2312 KB |
Output is correct |
19 |
Correct |
236 ms |
9104 KB |
Output is correct |
20 |
Correct |
254 ms |
8964 KB |
Output is correct |
21 |
Correct |
160 ms |
8564 KB |
Output is correct |
22 |
Correct |
169 ms |
7944 KB |
Output is correct |
23 |
Correct |
97 ms |
3396 KB |
Output is correct |
24 |
Correct |
106 ms |
3416 KB |
Output is correct |
25 |
Correct |
178 ms |
9024 KB |
Output is correct |
26 |
Correct |
181 ms |
9024 KB |
Output is correct |
27 |
Correct |
230 ms |
9064 KB |
Output is correct |
28 |
Correct |
221 ms |
9080 KB |
Output is correct |
29 |
Correct |
209 ms |
8776 KB |
Output is correct |
30 |
Correct |
122 ms |
3404 KB |
Output is correct |
31 |
Correct |
209 ms |
9028 KB |
Output is correct |
32 |
Correct |
211 ms |
8476 KB |
Output is correct |
33 |
Correct |
101 ms |
3404 KB |
Output is correct |
34 |
Correct |
202 ms |
9024 KB |
Output is correct |
35 |
Correct |
144 ms |
7388 KB |
Output is correct |
36 |
Correct |
96 ms |
3448 KB |
Output is correct |
37 |
Correct |
95 ms |
3452 KB |
Output is correct |
38 |
Correct |
234 ms |
8856 KB |
Output is correct |
39 |
Correct |
158 ms |
9160 KB |
Output is correct |
40 |
Correct |
143 ms |
7148 KB |
Output is correct |
41 |
Correct |
261 ms |
9304 KB |
Output is correct |
42 |
Correct |
86 ms |
8512 KB |
Output is correct |
43 |
Correct |
411 ms |
2248 KB |
Output is correct |
44 |
Correct |
439 ms |
2300 KB |
Output is correct |
45 |
Correct |
130 ms |
2352 KB |
Output is correct |
46 |
Correct |
115 ms |
2188 KB |
Output is correct |
47 |
Correct |
134 ms |
2516 KB |
Output is correct |
48 |
Correct |
136 ms |
2280 KB |
Output is correct |
49 |
Correct |
132 ms |
2376 KB |
Output is correct |
50 |
Correct |
122 ms |
2288 KB |
Output is correct |
51 |
Correct |
130 ms |
2508 KB |
Output is correct |
52 |
Correct |
118 ms |
2144 KB |
Output is correct |
53 |
Correct |
132 ms |
2340 KB |
Output is correct |
54 |
Correct |
115 ms |
2236 KB |
Output is correct |
55 |
Correct |
319 ms |
2444 KB |
Output is correct |
56 |
Correct |
292 ms |
2424 KB |
Output is correct |
57 |
Correct |
324 ms |
2380 KB |
Output is correct |
58 |
Correct |
282 ms |
2284 KB |
Output is correct |
59 |
Correct |
293 ms |
2384 KB |
Output is correct |
60 |
Correct |
308 ms |
2356 KB |
Output is correct |
61 |
Correct |
307 ms |
2388 KB |
Output is correct |
62 |
Correct |
311 ms |
2376 KB |
Output is correct |
63 |
Correct |
313 ms |
2360 KB |
Output is correct |
64 |
Correct |
323 ms |
2396 KB |
Output is correct |
65 |
Correct |
310 ms |
2384 KB |
Output is correct |
66 |
Correct |
329 ms |
2424 KB |
Output is correct |
67 |
Correct |
300 ms |
2368 KB |
Output is correct |
68 |
Correct |
323 ms |
2516 KB |
Output is correct |
69 |
Correct |
1852 ms |
20012 KB |
Output is correct |
70 |
Correct |
2142 ms |
23500 KB |
Output is correct |
71 |
Correct |
229 ms |
3656 KB |
Output is correct |
72 |
Correct |
232 ms |
3664 KB |
Output is correct |
73 |
Correct |
234 ms |
3700 KB |
Output is correct |
74 |
Correct |
467 ms |
11008 KB |
Output is correct |
75 |
Correct |
223 ms |
3636 KB |
Output is correct |
76 |
Correct |
579 ms |
12544 KB |
Output is correct |
77 |
Correct |
500 ms |
11176 KB |
Output is correct |
78 |
Correct |
237 ms |
3664 KB |
Output is correct |
79 |
Correct |
225 ms |
3628 KB |
Output is correct |
80 |
Correct |
1144 ms |
17596 KB |
Output is correct |
81 |
Correct |
569 ms |
4116 KB |
Output is correct |
82 |
Correct |
1560 ms |
23684 KB |
Output is correct |
83 |
Correct |
1422 ms |
22452 KB |
Output is correct |
84 |
Correct |
564 ms |
4164 KB |
Output is correct |
85 |
Correct |
595 ms |
4176 KB |
Output is correct |
86 |
Correct |
1548 ms |
18612 KB |
Output is correct |
87 |
Correct |
1907 ms |
23628 KB |
Output is correct |
88 |
Correct |
679 ms |
4136 KB |
Output is correct |
89 |
Correct |
1552 ms |
21068 KB |
Output is correct |
90 |
Correct |
1710 ms |
23544 KB |
Output is correct |
91 |
Correct |
663 ms |
4144 KB |
Output is correct |
92 |
Correct |
1205 ms |
18472 KB |
Output is correct |
93 |
Correct |
557 ms |
4104 KB |
Output is correct |
94 |
Correct |
570 ms |
4148 KB |
Output is correct |
95 |
Correct |
563 ms |
4184 KB |
Output is correct |
96 |
Correct |
227 ms |
8880 KB |
Output is correct |
97 |
Correct |
1064 ms |
23920 KB |
Output is correct |
98 |
Correct |
1197 ms |
16952 KB |
Output is correct |
99 |
Correct |
2408 ms |
23840 KB |
Output is correct |
100 |
Correct |
611 ms |
22992 KB |
Output is correct |