# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
387158 | 2021-04-08T05:24:34 Z | alireza_kaviani | 말 (IOI15_horses) | C++11 | 371 ms | 65132 KB |
#include <bits/stdc++.h> #include "horses.h" using namespace std; typedef long long ll; const ll MAXN = 5e5 + 10; const ll MOD = 1e9 + 7; const ll INF = 1e9 + 5; ll n , x[MAXN] , y[MAXN] , mul[MAXN * 2] , mx[MAXN * 2]; set<int , greater<int>> st; void reBuild(int pos){ for(mul[pos + n] = x[pos] , mx[pos + n] = y[pos] , pos += n ; pos /= 2 ;){ mul[pos] = mul[pos * 2] * mul[pos * 2 + 1] % MOD; mx[pos] = max(mx[pos * 2] , mx[pos * 2 + 1]); } } ll getMul(int ql , int qr){ ll ans = 1; for(ql += n , qr += n ; ql < qr ; ql >>= 1 , qr >>= 1){ if(ql & 1) ans = ans * mul[ql++] % MOD; if(qr & 1) ans = ans * mul[--qr] % MOD; } return ans; } ll getMax(int ql , int qr){ ll ans = 0; for(ql += n , qr += n ; ql < qr ; ql >>= 1 , qr >>= 1){ if(ql & 1) ans = max(ans , mx[ql++]); if(qr & 1) ans = max(ans , mx[--qr]); } return ans; } ll solve(){ ll ans = 0 , cur = n , prv; for(auto it = st.begin() ; it != st.end() ; it++){ if(ans > INF) break; prv = cur; cur = (*it); ans = max(ans , getMax(cur , prv)) * x[cur]; // cout << cur << ' ' << getMax(cur , prv) << endl; } // cout << endl; return ans % MOD * getMul(0 , cur) % MOD; } int init(int N, int X[], int Y[]) { n = N; for(int i = 0 ; i < N ; i++){ mul[i + N] = X[i]; x[i] = X[i]; mx[i + N] = Y[i]; y[i] = Y[i]; if(X[i] >= 2 || i == 0) st.insert(i); } for(int i = N - 1 ; i >= 1 ; i--){ mul[i] = mul[i * 2] * mul[i * 2 + 1] % MOD; mx[i] = max(mx[i * 2] , mx[i * 2 + 1]); } return solve(); } int updateX(int pos, int val) { x[pos] = val; st.erase(pos); reBuild(pos); if(val >= 2 || pos == 0) st.insert(pos); return solve(); } int updateY(int pos, int val) { y[pos] = val; reBuild(pos); return solve(); }
Compilation message
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 364 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
7 | Correct | 1 ms | 364 KB | Output is correct |
8 | Correct | 2 ms | 364 KB | Output is correct |
9 | Correct | 1 ms | 364 KB | Output is correct |
10 | Correct | 1 ms | 364 KB | Output is correct |
11 | Correct | 1 ms | 364 KB | Output is correct |
12 | Correct | 1 ms | 364 KB | Output is correct |
13 | Correct | 1 ms | 364 KB | Output is correct |
14 | Correct | 1 ms | 364 KB | Output is correct |
15 | Correct | 1 ms | 364 KB | Output is correct |
16 | Correct | 1 ms | 364 KB | Output is correct |
17 | Correct | 1 ms | 364 KB | Output is correct |
18 | Correct | 1 ms | 364 KB | Output is correct |
19 | Correct | 1 ms | 364 KB | Output is correct |
20 | Correct | 1 ms | 364 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 308 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 364 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 2 ms | 364 KB | Output is correct |
7 | Correct | 2 ms | 364 KB | Output is correct |
8 | Correct | 1 ms | 364 KB | Output is correct |
9 | Correct | 1 ms | 364 KB | Output is correct |
10 | Correct | 1 ms | 364 KB | Output is correct |
11 | Correct | 1 ms | 364 KB | Output is correct |
12 | Correct | 1 ms | 364 KB | Output is correct |
13 | Correct | 1 ms | 364 KB | Output is correct |
14 | Correct | 1 ms | 364 KB | Output is correct |
15 | Correct | 1 ms | 364 KB | Output is correct |
16 | Correct | 1 ms | 364 KB | Output is correct |
17 | Correct | 1 ms | 364 KB | Output is correct |
18 | Correct | 1 ms | 364 KB | Output is correct |
19 | Correct | 1 ms | 364 KB | Output is correct |
20 | Correct | 1 ms | 364 KB | Output is correct |
21 | Correct | 1 ms | 364 KB | Output is correct |
22 | Correct | 1 ms | 364 KB | Output is correct |
23 | Correct | 2 ms | 492 KB | Output is correct |
24 | Correct | 1 ms | 364 KB | Output is correct |
25 | Correct | 2 ms | 492 KB | Output is correct |
26 | Correct | 2 ms | 492 KB | Output is correct |
27 | Correct | 3 ms | 364 KB | Output is correct |
28 | Correct | 2 ms | 492 KB | Output is correct |
29 | Correct | 2 ms | 364 KB | Output is correct |
30 | Correct | 2 ms | 492 KB | Output is correct |
31 | Correct | 2 ms | 492 KB | Output is correct |
32 | Correct | 2 ms | 492 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 210 ms | 52204 KB | Output is correct |
2 | Correct | 320 ms | 52460 KB | Output is correct |
3 | Correct | 291 ms | 52240 KB | Output is correct |
4 | Correct | 371 ms | 52332 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 364 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 492 KB | Output is correct |
6 | Correct | 1 ms | 492 KB | Output is correct |
7 | Correct | 1 ms | 364 KB | Output is correct |
8 | Correct | 1 ms | 364 KB | Output is correct |
9 | Correct | 2 ms | 364 KB | Output is correct |
10 | Correct | 2 ms | 364 KB | Output is correct |
11 | Correct | 1 ms | 364 KB | Output is correct |
12 | Correct | 2 ms | 512 KB | Output is correct |
13 | Correct | 1 ms | 364 KB | Output is correct |
14 | Correct | 1 ms | 364 KB | Output is correct |
15 | Correct | 1 ms | 364 KB | Output is correct |
16 | Correct | 1 ms | 364 KB | Output is correct |
17 | Correct | 1 ms | 364 KB | Output is correct |
18 | Correct | 1 ms | 364 KB | Output is correct |
19 | Correct | 1 ms | 364 KB | Output is correct |
20 | Correct | 1 ms | 364 KB | Output is correct |
21 | Correct | 1 ms | 364 KB | Output is correct |
22 | Correct | 1 ms | 364 KB | Output is correct |
23 | Correct | 2 ms | 364 KB | Output is correct |
24 | Correct | 2 ms | 364 KB | Output is correct |
25 | Correct | 2 ms | 492 KB | Output is correct |
26 | Correct | 2 ms | 492 KB | Output is correct |
27 | Correct | 2 ms | 364 KB | Output is correct |
28 | Correct | 2 ms | 492 KB | Output is correct |
29 | Correct | 2 ms | 364 KB | Output is correct |
30 | Correct | 2 ms | 492 KB | Output is correct |
31 | Correct | 2 ms | 492 KB | Output is correct |
32 | Correct | 2 ms | 492 KB | Output is correct |
33 | Correct | 48 ms | 32108 KB | Output is correct |
34 | Correct | 46 ms | 31852 KB | Output is correct |
35 | Correct | 194 ms | 62188 KB | Output is correct |
36 | Correct | 189 ms | 62188 KB | Output is correct |
37 | Correct | 52 ms | 30060 KB | Output is correct |
38 | Correct | 98 ms | 42904 KB | Output is correct |
39 | Correct | 34 ms | 29804 KB | Output is correct |
40 | Correct | 172 ms | 57324 KB | Output is correct |
41 | Correct | 34 ms | 29932 KB | Output is correct |
42 | Correct | 36 ms | 29932 KB | Output is correct |
43 | Correct | 182 ms | 57580 KB | Output is correct |
44 | Correct | 174 ms | 57580 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 364 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
7 | Correct | 2 ms | 364 KB | Output is correct |
8 | Correct | 1 ms | 364 KB | Output is correct |
9 | Correct | 1 ms | 364 KB | Output is correct |
10 | Correct | 1 ms | 364 KB | Output is correct |
11 | Correct | 1 ms | 364 KB | Output is correct |
12 | Correct | 1 ms | 364 KB | Output is correct |
13 | Correct | 1 ms | 364 KB | Output is correct |
14 | Correct | 1 ms | 364 KB | Output is correct |
15 | Correct | 1 ms | 364 KB | Output is correct |
16 | Correct | 1 ms | 364 KB | Output is correct |
17 | Correct | 1 ms | 364 KB | Output is correct |
18 | Correct | 1 ms | 364 KB | Output is correct |
19 | Correct | 1 ms | 364 KB | Output is correct |
20 | Correct | 1 ms | 364 KB | Output is correct |
21 | Correct | 1 ms | 364 KB | Output is correct |
22 | Correct | 1 ms | 364 KB | Output is correct |
23 | Correct | 1 ms | 364 KB | Output is correct |
24 | Correct | 1 ms | 364 KB | Output is correct |
25 | Correct | 2 ms | 492 KB | Output is correct |
26 | Correct | 2 ms | 492 KB | Output is correct |
27 | Correct | 2 ms | 364 KB | Output is correct |
28 | Correct | 2 ms | 492 KB | Output is correct |
29 | Correct | 1 ms | 364 KB | Output is correct |
30 | Correct | 2 ms | 492 KB | Output is correct |
31 | Correct | 2 ms | 492 KB | Output is correct |
32 | Correct | 2 ms | 492 KB | Output is correct |
33 | Correct | 215 ms | 56172 KB | Output is correct |
34 | Correct | 329 ms | 65132 KB | Output is correct |
35 | Correct | 291 ms | 56044 KB | Output is correct |
36 | Correct | 366 ms | 59884 KB | Output is correct |
37 | Correct | 45 ms | 31852 KB | Output is correct |
38 | Correct | 45 ms | 31908 KB | Output is correct |
39 | Correct | 213 ms | 62188 KB | Output is correct |
40 | Correct | 191 ms | 62188 KB | Output is correct |
41 | Correct | 43 ms | 30060 KB | Output is correct |
42 | Correct | 97 ms | 43116 KB | Output is correct |
43 | Correct | 40 ms | 29932 KB | Output is correct |
44 | Correct | 177 ms | 57324 KB | Output is correct |
45 | Correct | 36 ms | 29932 KB | Output is correct |
46 | Correct | 42 ms | 29932 KB | Output is correct |
47 | Correct | 168 ms | 57580 KB | Output is correct |
48 | Correct | 172 ms | 57580 KB | Output is correct |
49 | Correct | 133 ms | 35012 KB | Output is correct |
50 | Correct | 123 ms | 34924 KB | Output is correct |
51 | Correct | 266 ms | 64108 KB | Output is correct |
52 | Correct | 237 ms | 63596 KB | Output is correct |
53 | Correct | 167 ms | 33132 KB | Output is correct |
54 | Correct | 165 ms | 46828 KB | Output is correct |
55 | Correct | 80 ms | 30828 KB | Output is correct |
56 | Correct | 232 ms | 58988 KB | Output is correct |
57 | Correct | 96 ms | 31596 KB | Output is correct |
58 | Correct | 106 ms | 32048 KB | Output is correct |
59 | Correct | 171 ms | 57836 KB | Output is correct |