#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 2e5;
const ll MOD = 1e9+7;
int N, Q;
char S[MAXN+10];
vector<int> A[3], B;
vector<ll> V;
ll ppow[MAXN+10];
vector<int> read()
{
scanf(" %s", S);
vector<int> ans;
for(int i=0; i<N; i++)
{
if(S[i]=='J') ans.push_back(0);
else if(S[i]=='O') ans.push_back(1);
else if(S[i]=='I') ans.push_back(2);
}
return ans;
}
ll gethash(vector<int> V)
{
ll ret=0;
for(int i=0; i<N; i++)
{
ret=(ret+(V[i]+1)*ppow[i])%MOD;
}
return ret;
}
struct SEG
{
ll tree[MAXN*4+10], lazy[MAXN*4+10], sum[MAXN*4+10];
void init(int node, int tl, int tr, vector<int> &V)
{
if(tl==tr)
{
tree[node]=(V[tl]+1)*ppow[tl]%MOD;
sum[node]=ppow[tl]%MOD;
lazy[node]=0;
return;
}
int mid=tl+tr>>1;
init(node*2, tl, mid, V);
init(node*2+1, mid+1, tr, V);
tree[node]=(tree[node*2]+tree[node*2+1])%MOD;
sum[node]=(sum[node*2]+sum[node*2+1])%MOD;
lazy[node]=0;
}
void busy(int node, int tl, int tr)
{
if(lazy[node]==0) return;
tree[node]=lazy[node]*sum[node]%MOD;
if(tl==tr)
{
lazy[node]=0;
return;
}
lazy[node*2]=lazy[node];
lazy[node*2+1]=lazy[node];
lazy[node]=0;
}
void update(int node, int tl, int tr, int l, int r, int k)
{
busy(node, tl, tr);
if(l<=tl && tr<=r)
{
lazy[node]=k;
busy(node, tl, tr);
return;
}
if(r<tl || tr<l)
{
return;
}
int mid=tl+tr>>1;
update(node*2, tl, mid, l, r, k);
update(node*2+1, mid+1, tr, l, r, k);
tree[node]=(tree[node*2]+tree[node*2+1])%MOD;
}
ll query()
{
busy(1, 0, N-1);
return tree[1];
}
}seg;
bool solve()
{
ll t=seg.query();
for(auto it : V)
{
if(t==it) return true;
}
return false;
}
int main()
{
scanf("%d", &N);
ppow[0]=1;
for(int i=1; i<=N; i++)
{
ppow[i]=ppow[i-1]*4%MOD;
}
for(int i=0; i<3; i++)
{
A[i]=read();
}
for(int i=0; i<3; i++) for(int j=0; j<3; j++)
{
int k=7-i-j;
k%=3;
vector<int> now(N);
for(int p=0; p<N; p++)
{
now[p]+=A[0][p]*i;
now[p]+=A[1][p]*j;
now[p]+=A[2][p]*k;
now[p]%=3;
}
V.push_back(gethash(now));
}
scanf("%d", &Q);
B=read();
seg.init(1, 0, N-1, B);
printf("%s\n", solve() ? "Yes" : "No");
while(Q--)
{
int l, r, k; char c;
scanf("%d%d %c", &l, &r, &c);
l--, r--;
if(c=='J') k=1;
else if(c=='O') k=2;
else if(c=='I') k=3;
seg.update(1, 0, N-1, l, r, k);
printf("%s\n", solve() ? "Yes" : "No");
}
}
Compilation message
Main.cpp: In member function 'void SEG::init(int, int, int, std::vector<int>&)':
Main.cpp:53:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
53 | int mid=tl+tr>>1;
| ~~^~~
Main.cpp: In member function 'void SEG::update(int, int, int, int, int, int)':
Main.cpp:88:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
88 | int mid=tl+tr>>1;
| ~~^~~
Main.cpp: In function 'std::vector<int> read()':
Main.cpp:19:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
19 | scanf(" %s", S);
| ~~~~~^~~~~~~~~~
Main.cpp: In function 'int main()':
Main.cpp:113:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
113 | scanf("%d", &N);
| ~~~~~^~~~~~~~~~
Main.cpp:141:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
141 | scanf("%d", &Q);
| ~~~~~^~~~~~~~~~
Main.cpp:149:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
149 | scanf("%d%d %c", &l, &r, &c);
| ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:80:15: warning: 'k' may be used uninitialized in this function [-Wmaybe-uninitialized]
80 | lazy[node]=k;
| ^
Main.cpp:148:13: note: 'k' was declared here
148 | int l, r, k; char c;
| ^
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
103 ms |
2244 KB |
Output is correct |
2 |
Correct |
111 ms |
2460 KB |
Output is correct |
3 |
Correct |
106 ms |
2316 KB |
Output is correct |
4 |
Correct |
95 ms |
2372 KB |
Output is correct |
5 |
Correct |
94 ms |
2352 KB |
Output is correct |
6 |
Correct |
94 ms |
2244 KB |
Output is correct |
7 |
Correct |
101 ms |
2372 KB |
Output is correct |
8 |
Correct |
102 ms |
2380 KB |
Output is correct |
9 |
Correct |
99 ms |
2444 KB |
Output is correct |
10 |
Correct |
100 ms |
2372 KB |
Output is correct |
11 |
Correct |
101 ms |
2440 KB |
Output is correct |
12 |
Correct |
101 ms |
2424 KB |
Output is correct |
13 |
Correct |
101 ms |
2500 KB |
Output is correct |
14 |
Correct |
98 ms |
2340 KB |
Output is correct |
15 |
Correct |
101 ms |
2408 KB |
Output is correct |
16 |
Correct |
117 ms |
2372 KB |
Output is correct |
17 |
Correct |
103 ms |
2372 KB |
Output is correct |
18 |
Correct |
99 ms |
2332 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
103 ms |
2244 KB |
Output is correct |
2 |
Correct |
111 ms |
2460 KB |
Output is correct |
3 |
Correct |
106 ms |
2316 KB |
Output is correct |
4 |
Correct |
95 ms |
2372 KB |
Output is correct |
5 |
Correct |
94 ms |
2352 KB |
Output is correct |
6 |
Correct |
94 ms |
2244 KB |
Output is correct |
7 |
Correct |
101 ms |
2372 KB |
Output is correct |
8 |
Correct |
102 ms |
2380 KB |
Output is correct |
9 |
Correct |
99 ms |
2444 KB |
Output is correct |
10 |
Correct |
100 ms |
2372 KB |
Output is correct |
11 |
Correct |
101 ms |
2440 KB |
Output is correct |
12 |
Correct |
101 ms |
2424 KB |
Output is correct |
13 |
Correct |
101 ms |
2500 KB |
Output is correct |
14 |
Correct |
98 ms |
2340 KB |
Output is correct |
15 |
Correct |
101 ms |
2408 KB |
Output is correct |
16 |
Correct |
117 ms |
2372 KB |
Output is correct |
17 |
Correct |
103 ms |
2372 KB |
Output is correct |
18 |
Correct |
99 ms |
2332 KB |
Output is correct |
19 |
Correct |
369 ms |
22776 KB |
Output is correct |
20 |
Correct |
306 ms |
22752 KB |
Output is correct |
21 |
Correct |
271 ms |
22264 KB |
Output is correct |
22 |
Correct |
248 ms |
21752 KB |
Output is correct |
23 |
Correct |
148 ms |
4312 KB |
Output is correct |
24 |
Correct |
149 ms |
4352 KB |
Output is correct |
25 |
Correct |
282 ms |
22908 KB |
Output is correct |
26 |
Correct |
276 ms |
22844 KB |
Output is correct |
27 |
Correct |
277 ms |
23044 KB |
Output is correct |
28 |
Correct |
290 ms |
22712 KB |
Output is correct |
29 |
Correct |
295 ms |
22572 KB |
Output is correct |
30 |
Correct |
158 ms |
4420 KB |
Output is correct |
31 |
Correct |
288 ms |
22748 KB |
Output is correct |
32 |
Correct |
284 ms |
22196 KB |
Output is correct |
33 |
Correct |
149 ms |
4316 KB |
Output is correct |
34 |
Correct |
313 ms |
22796 KB |
Output is correct |
35 |
Correct |
233 ms |
21104 KB |
Output is correct |
36 |
Correct |
147 ms |
4292 KB |
Output is correct |
37 |
Correct |
153 ms |
4308 KB |
Output is correct |
38 |
Correct |
277 ms |
22704 KB |
Output is correct |
39 |
Correct |
191 ms |
22816 KB |
Output is correct |
40 |
Correct |
243 ms |
14144 KB |
Output is correct |
41 |
Correct |
389 ms |
22996 KB |
Output is correct |
42 |
Correct |
104 ms |
22228 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
103 ms |
2244 KB |
Output is correct |
2 |
Correct |
111 ms |
2460 KB |
Output is correct |
3 |
Correct |
106 ms |
2316 KB |
Output is correct |
4 |
Correct |
95 ms |
2372 KB |
Output is correct |
5 |
Correct |
94 ms |
2352 KB |
Output is correct |
6 |
Correct |
94 ms |
2244 KB |
Output is correct |
7 |
Correct |
101 ms |
2372 KB |
Output is correct |
8 |
Correct |
102 ms |
2380 KB |
Output is correct |
9 |
Correct |
99 ms |
2444 KB |
Output is correct |
10 |
Correct |
100 ms |
2372 KB |
Output is correct |
11 |
Correct |
101 ms |
2440 KB |
Output is correct |
12 |
Correct |
101 ms |
2424 KB |
Output is correct |
13 |
Correct |
101 ms |
2500 KB |
Output is correct |
14 |
Correct |
98 ms |
2340 KB |
Output is correct |
15 |
Correct |
101 ms |
2408 KB |
Output is correct |
16 |
Correct |
117 ms |
2372 KB |
Output is correct |
17 |
Correct |
103 ms |
2372 KB |
Output is correct |
18 |
Correct |
99 ms |
2332 KB |
Output is correct |
19 |
Correct |
108 ms |
2360 KB |
Output is correct |
20 |
Correct |
109 ms |
2244 KB |
Output is correct |
21 |
Correct |
102 ms |
2496 KB |
Output is correct |
22 |
Correct |
92 ms |
2244 KB |
Output is correct |
23 |
Correct |
99 ms |
2408 KB |
Output is correct |
24 |
Correct |
107 ms |
2248 KB |
Output is correct |
25 |
Correct |
100 ms |
2372 KB |
Output is correct |
26 |
Correct |
94 ms |
2300 KB |
Output is correct |
27 |
Correct |
104 ms |
2448 KB |
Output is correct |
28 |
Correct |
92 ms |
2216 KB |
Output is correct |
29 |
Correct |
99 ms |
2360 KB |
Output is correct |
30 |
Correct |
91 ms |
2236 KB |
Output is correct |
31 |
Correct |
105 ms |
2372 KB |
Output is correct |
32 |
Correct |
100 ms |
2352 KB |
Output is correct |
33 |
Correct |
99 ms |
2440 KB |
Output is correct |
34 |
Correct |
91 ms |
2184 KB |
Output is correct |
35 |
Correct |
97 ms |
2444 KB |
Output is correct |
36 |
Correct |
103 ms |
2376 KB |
Output is correct |
37 |
Correct |
102 ms |
2384 KB |
Output is correct |
38 |
Correct |
99 ms |
2340 KB |
Output is correct |
39 |
Correct |
98 ms |
2420 KB |
Output is correct |
40 |
Correct |
101 ms |
2336 KB |
Output is correct |
41 |
Correct |
99 ms |
2372 KB |
Output is correct |
42 |
Correct |
100 ms |
2400 KB |
Output is correct |
43 |
Correct |
95 ms |
2368 KB |
Output is correct |
44 |
Correct |
103 ms |
2420 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
103 ms |
2244 KB |
Output is correct |
2 |
Correct |
111 ms |
2460 KB |
Output is correct |
3 |
Correct |
106 ms |
2316 KB |
Output is correct |
4 |
Correct |
95 ms |
2372 KB |
Output is correct |
5 |
Correct |
94 ms |
2352 KB |
Output is correct |
6 |
Correct |
94 ms |
2244 KB |
Output is correct |
7 |
Correct |
101 ms |
2372 KB |
Output is correct |
8 |
Correct |
102 ms |
2380 KB |
Output is correct |
9 |
Correct |
99 ms |
2444 KB |
Output is correct |
10 |
Correct |
100 ms |
2372 KB |
Output is correct |
11 |
Correct |
101 ms |
2440 KB |
Output is correct |
12 |
Correct |
101 ms |
2424 KB |
Output is correct |
13 |
Correct |
101 ms |
2500 KB |
Output is correct |
14 |
Correct |
98 ms |
2340 KB |
Output is correct |
15 |
Correct |
101 ms |
2408 KB |
Output is correct |
16 |
Correct |
117 ms |
2372 KB |
Output is correct |
17 |
Correct |
103 ms |
2372 KB |
Output is correct |
18 |
Correct |
99 ms |
2332 KB |
Output is correct |
19 |
Correct |
369 ms |
22776 KB |
Output is correct |
20 |
Correct |
306 ms |
22752 KB |
Output is correct |
21 |
Correct |
271 ms |
22264 KB |
Output is correct |
22 |
Correct |
248 ms |
21752 KB |
Output is correct |
23 |
Correct |
148 ms |
4312 KB |
Output is correct |
24 |
Correct |
149 ms |
4352 KB |
Output is correct |
25 |
Correct |
282 ms |
22908 KB |
Output is correct |
26 |
Correct |
276 ms |
22844 KB |
Output is correct |
27 |
Correct |
277 ms |
23044 KB |
Output is correct |
28 |
Correct |
290 ms |
22712 KB |
Output is correct |
29 |
Correct |
295 ms |
22572 KB |
Output is correct |
30 |
Correct |
158 ms |
4420 KB |
Output is correct |
31 |
Correct |
288 ms |
22748 KB |
Output is correct |
32 |
Correct |
284 ms |
22196 KB |
Output is correct |
33 |
Correct |
149 ms |
4316 KB |
Output is correct |
34 |
Correct |
313 ms |
22796 KB |
Output is correct |
35 |
Correct |
233 ms |
21104 KB |
Output is correct |
36 |
Correct |
147 ms |
4292 KB |
Output is correct |
37 |
Correct |
153 ms |
4308 KB |
Output is correct |
38 |
Correct |
277 ms |
22704 KB |
Output is correct |
39 |
Correct |
191 ms |
22816 KB |
Output is correct |
40 |
Correct |
243 ms |
14144 KB |
Output is correct |
41 |
Correct |
389 ms |
22996 KB |
Output is correct |
42 |
Correct |
104 ms |
22228 KB |
Output is correct |
43 |
Correct |
108 ms |
2360 KB |
Output is correct |
44 |
Correct |
109 ms |
2244 KB |
Output is correct |
45 |
Correct |
102 ms |
2496 KB |
Output is correct |
46 |
Correct |
92 ms |
2244 KB |
Output is correct |
47 |
Correct |
99 ms |
2408 KB |
Output is correct |
48 |
Correct |
107 ms |
2248 KB |
Output is correct |
49 |
Correct |
100 ms |
2372 KB |
Output is correct |
50 |
Correct |
94 ms |
2300 KB |
Output is correct |
51 |
Correct |
104 ms |
2448 KB |
Output is correct |
52 |
Correct |
92 ms |
2216 KB |
Output is correct |
53 |
Correct |
99 ms |
2360 KB |
Output is correct |
54 |
Correct |
91 ms |
2236 KB |
Output is correct |
55 |
Correct |
105 ms |
2372 KB |
Output is correct |
56 |
Correct |
100 ms |
2352 KB |
Output is correct |
57 |
Correct |
99 ms |
2440 KB |
Output is correct |
58 |
Correct |
91 ms |
2184 KB |
Output is correct |
59 |
Correct |
97 ms |
2444 KB |
Output is correct |
60 |
Correct |
103 ms |
2376 KB |
Output is correct |
61 |
Correct |
102 ms |
2384 KB |
Output is correct |
62 |
Correct |
99 ms |
2340 KB |
Output is correct |
63 |
Correct |
98 ms |
2420 KB |
Output is correct |
64 |
Correct |
101 ms |
2336 KB |
Output is correct |
65 |
Correct |
99 ms |
2372 KB |
Output is correct |
66 |
Correct |
100 ms |
2400 KB |
Output is correct |
67 |
Correct |
95 ms |
2368 KB |
Output is correct |
68 |
Correct |
103 ms |
2420 KB |
Output is correct |
69 |
Correct |
306 ms |
21564 KB |
Output is correct |
70 |
Correct |
295 ms |
22688 KB |
Output is correct |
71 |
Correct |
150 ms |
4596 KB |
Output is correct |
72 |
Correct |
148 ms |
4368 KB |
Output is correct |
73 |
Correct |
147 ms |
4340 KB |
Output is correct |
74 |
Correct |
228 ms |
21568 KB |
Output is correct |
75 |
Correct |
145 ms |
4388 KB |
Output is correct |
76 |
Correct |
254 ms |
22768 KB |
Output is correct |
77 |
Correct |
248 ms |
21692 KB |
Output is correct |
78 |
Correct |
145 ms |
4328 KB |
Output is correct |
79 |
Correct |
147 ms |
4292 KB |
Output is correct |
80 |
Correct |
228 ms |
19892 KB |
Output is correct |
81 |
Correct |
149 ms |
4300 KB |
Output is correct |
82 |
Correct |
261 ms |
22892 KB |
Output is correct |
83 |
Correct |
256 ms |
22340 KB |
Output is correct |
84 |
Correct |
145 ms |
4304 KB |
Output is correct |
85 |
Correct |
150 ms |
4332 KB |
Output is correct |
86 |
Correct |
250 ms |
21252 KB |
Output is correct |
87 |
Correct |
282 ms |
22772 KB |
Output is correct |
88 |
Correct |
158 ms |
4308 KB |
Output is correct |
89 |
Correct |
260 ms |
21944 KB |
Output is correct |
90 |
Correct |
271 ms |
22732 KB |
Output is correct |
91 |
Correct |
155 ms |
4420 KB |
Output is correct |
92 |
Correct |
225 ms |
21108 KB |
Output is correct |
93 |
Correct |
148 ms |
4328 KB |
Output is correct |
94 |
Correct |
149 ms |
4292 KB |
Output is correct |
95 |
Correct |
151 ms |
4368 KB |
Output is correct |
96 |
Correct |
265 ms |
22524 KB |
Output is correct |
97 |
Correct |
195 ms |
22972 KB |
Output is correct |
98 |
Incorrect |
226 ms |
14228 KB |
Output isn't correct |
99 |
Halted |
0 ms |
0 KB |
- |