#include "bits/stdc++.h"
#define MAXN 1000009
#define INF 1000000007
#define mp(x,y) make_pair(x,y)
#define all(v) v.begin(),v.end()
#define pb(x) push_back(x)
#define wr cout<<"----------------"<<endl;
#define ppb() pop_back()
#define tr(ii,c) for(__typeof((c).begin()) ii=(c).begin();ii!=(c).end();ii++)
#define ff first
#define ss second
#define my_little_dodge 46
#define debug(x) cerr<< #x <<" = "<< x<<endl;
using namespace std;
typedef long long ll;
typedef pair<int,int> PII;
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
int F[MAXN],arr[MAXN],k[MAXN],ans[MAXN];
vector<PII>adj[MAXN];
void upd(int x,int val){
for(;x;x-=x&(-x))
umax(F[x],val);
}
int tap(int x){
int res=0;
for(;x<MAXN;x+=x&(-x))
umax(res,F[x]);
return res;
}
int main(){
// freopen("file.in", "r", stdin);
int n,q;
scanf("%d%d",&n,&q);
for(int i=1;i<=n;i++)
scanf("%d",arr+i);
for(int i=1;i<=q;i++){
int l,r;
scanf("%d%d%d",&l,&r,&k[i]);
adj[r].pb(mp(l,i));
}
stack<int>st;
for(int i=1;i<=n;i++){
while(!st.empty() and arr[st.top()]<=arr[i])
st.pop();
if(!st.empty())
upd(st.top(),arr[st.top()]+arr[i]);
tr(it,adj[i])
if(tap(it->ff)<=k[it->ss])
ans[it->ss]=1;
st.push(i);
}
for(int i=1;i<=q;i++)
printf("%d\n",ans[i]);
return 0;
}
Compilation message
sortbooks.cpp: In function 'int main()':
sortbooks.cpp:35:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
35 | scanf("%d%d",&n,&q);
| ~~~~~^~~~~~~~~~~~~~
sortbooks.cpp:37:11: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
37 | scanf("%d",arr+i);
| ~~~~~^~~~~~~~~~~~
sortbooks.cpp:40:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
40 | scanf("%d%d%d",&l,&r,&k[i]);
| ~~~~~^~~~~~~~~~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
23900 KB |
Output is correct |
2 |
Correct |
9 ms |
23888 KB |
Output is correct |
3 |
Correct |
10 ms |
23932 KB |
Output is correct |
4 |
Correct |
9 ms |
23900 KB |
Output is correct |
5 |
Correct |
10 ms |
23860 KB |
Output is correct |
6 |
Correct |
10 ms |
23900 KB |
Output is correct |
7 |
Correct |
9 ms |
23848 KB |
Output is correct |
8 |
Correct |
10 ms |
23900 KB |
Output is correct |
9 |
Correct |
10 ms |
23900 KB |
Output is correct |
10 |
Correct |
10 ms |
23868 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
23900 KB |
Output is correct |
2 |
Correct |
9 ms |
23888 KB |
Output is correct |
3 |
Correct |
10 ms |
23932 KB |
Output is correct |
4 |
Correct |
9 ms |
23900 KB |
Output is correct |
5 |
Correct |
10 ms |
23860 KB |
Output is correct |
6 |
Correct |
10 ms |
23900 KB |
Output is correct |
7 |
Correct |
9 ms |
23848 KB |
Output is correct |
8 |
Correct |
10 ms |
23900 KB |
Output is correct |
9 |
Correct |
10 ms |
23900 KB |
Output is correct |
10 |
Correct |
10 ms |
23868 KB |
Output is correct |
11 |
Correct |
11 ms |
23896 KB |
Output is correct |
12 |
Correct |
11 ms |
24156 KB |
Output is correct |
13 |
Correct |
11 ms |
24048 KB |
Output is correct |
14 |
Correct |
12 ms |
24152 KB |
Output is correct |
15 |
Correct |
12 ms |
24156 KB |
Output is correct |
16 |
Correct |
12 ms |
24408 KB |
Output is correct |
17 |
Correct |
13 ms |
24156 KB |
Output is correct |
18 |
Correct |
11 ms |
24156 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
575 ms |
81704 KB |
Output is correct |
2 |
Correct |
576 ms |
90200 KB |
Output is correct |
3 |
Correct |
604 ms |
90196 KB |
Output is correct |
4 |
Correct |
594 ms |
90192 KB |
Output is correct |
5 |
Correct |
537 ms |
90192 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
49 ms |
29520 KB |
Output is correct |
2 |
Correct |
48 ms |
28980 KB |
Output is correct |
3 |
Correct |
47 ms |
28756 KB |
Output is correct |
4 |
Correct |
52 ms |
29012 KB |
Output is correct |
5 |
Correct |
47 ms |
29024 KB |
Output is correct |
6 |
Correct |
42 ms |
27740 KB |
Output is correct |
7 |
Correct |
41 ms |
27732 KB |
Output is correct |
8 |
Correct |
48 ms |
28508 KB |
Output is correct |
9 |
Correct |
33 ms |
27080 KB |
Output is correct |
10 |
Correct |
46 ms |
28620 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
23900 KB |
Output is correct |
2 |
Correct |
9 ms |
23888 KB |
Output is correct |
3 |
Correct |
10 ms |
23932 KB |
Output is correct |
4 |
Correct |
9 ms |
23900 KB |
Output is correct |
5 |
Correct |
10 ms |
23860 KB |
Output is correct |
6 |
Correct |
10 ms |
23900 KB |
Output is correct |
7 |
Correct |
9 ms |
23848 KB |
Output is correct |
8 |
Correct |
10 ms |
23900 KB |
Output is correct |
9 |
Correct |
10 ms |
23900 KB |
Output is correct |
10 |
Correct |
10 ms |
23868 KB |
Output is correct |
11 |
Correct |
11 ms |
23896 KB |
Output is correct |
12 |
Correct |
11 ms |
24156 KB |
Output is correct |
13 |
Correct |
11 ms |
24048 KB |
Output is correct |
14 |
Correct |
12 ms |
24152 KB |
Output is correct |
15 |
Correct |
12 ms |
24156 KB |
Output is correct |
16 |
Correct |
12 ms |
24408 KB |
Output is correct |
17 |
Correct |
13 ms |
24156 KB |
Output is correct |
18 |
Correct |
11 ms |
24156 KB |
Output is correct |
19 |
Correct |
100 ms |
37716 KB |
Output is correct |
20 |
Correct |
102 ms |
37592 KB |
Output is correct |
21 |
Correct |
90 ms |
36436 KB |
Output is correct |
22 |
Correct |
94 ms |
36420 KB |
Output is correct |
23 |
Correct |
90 ms |
36432 KB |
Output is correct |
24 |
Correct |
79 ms |
35368 KB |
Output is correct |
25 |
Correct |
88 ms |
35412 KB |
Output is correct |
26 |
Correct |
85 ms |
36180 KB |
Output is correct |
27 |
Correct |
88 ms |
35924 KB |
Output is correct |
28 |
Correct |
86 ms |
36180 KB |
Output is correct |
29 |
Correct |
93 ms |
36764 KB |
Output is correct |
30 |
Correct |
93 ms |
36944 KB |
Output is correct |
31 |
Correct |
95 ms |
36948 KB |
Output is correct |
32 |
Correct |
94 ms |
36944 KB |
Output is correct |
33 |
Correct |
97 ms |
36772 KB |
Output is correct |
34 |
Correct |
83 ms |
35152 KB |
Output is correct |
35 |
Correct |
89 ms |
35028 KB |
Output is correct |
36 |
Correct |
82 ms |
34908 KB |
Output is correct |
37 |
Correct |
84 ms |
34924 KB |
Output is correct |
38 |
Correct |
84 ms |
34896 KB |
Output is correct |
39 |
Correct |
91 ms |
35272 KB |
Output is correct |
40 |
Correct |
78 ms |
33732 KB |
Output is correct |
41 |
Correct |
88 ms |
34760 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
23900 KB |
Output is correct |
2 |
Correct |
9 ms |
23888 KB |
Output is correct |
3 |
Correct |
10 ms |
23932 KB |
Output is correct |
4 |
Correct |
9 ms |
23900 KB |
Output is correct |
5 |
Correct |
10 ms |
23860 KB |
Output is correct |
6 |
Correct |
10 ms |
23900 KB |
Output is correct |
7 |
Correct |
9 ms |
23848 KB |
Output is correct |
8 |
Correct |
10 ms |
23900 KB |
Output is correct |
9 |
Correct |
10 ms |
23900 KB |
Output is correct |
10 |
Correct |
10 ms |
23868 KB |
Output is correct |
11 |
Correct |
11 ms |
23896 KB |
Output is correct |
12 |
Correct |
11 ms |
24156 KB |
Output is correct |
13 |
Correct |
11 ms |
24048 KB |
Output is correct |
14 |
Correct |
12 ms |
24152 KB |
Output is correct |
15 |
Correct |
12 ms |
24156 KB |
Output is correct |
16 |
Correct |
12 ms |
24408 KB |
Output is correct |
17 |
Correct |
13 ms |
24156 KB |
Output is correct |
18 |
Correct |
11 ms |
24156 KB |
Output is correct |
19 |
Correct |
575 ms |
81704 KB |
Output is correct |
20 |
Correct |
576 ms |
90200 KB |
Output is correct |
21 |
Correct |
604 ms |
90196 KB |
Output is correct |
22 |
Correct |
594 ms |
90192 KB |
Output is correct |
23 |
Correct |
537 ms |
90192 KB |
Output is correct |
24 |
Correct |
49 ms |
29520 KB |
Output is correct |
25 |
Correct |
48 ms |
28980 KB |
Output is correct |
26 |
Correct |
47 ms |
28756 KB |
Output is correct |
27 |
Correct |
52 ms |
29012 KB |
Output is correct |
28 |
Correct |
47 ms |
29024 KB |
Output is correct |
29 |
Correct |
42 ms |
27740 KB |
Output is correct |
30 |
Correct |
41 ms |
27732 KB |
Output is correct |
31 |
Correct |
48 ms |
28508 KB |
Output is correct |
32 |
Correct |
33 ms |
27080 KB |
Output is correct |
33 |
Correct |
46 ms |
28620 KB |
Output is correct |
34 |
Correct |
100 ms |
37716 KB |
Output is correct |
35 |
Correct |
102 ms |
37592 KB |
Output is correct |
36 |
Correct |
90 ms |
36436 KB |
Output is correct |
37 |
Correct |
94 ms |
36420 KB |
Output is correct |
38 |
Correct |
90 ms |
36432 KB |
Output is correct |
39 |
Correct |
79 ms |
35368 KB |
Output is correct |
40 |
Correct |
88 ms |
35412 KB |
Output is correct |
41 |
Correct |
85 ms |
36180 KB |
Output is correct |
42 |
Correct |
88 ms |
35924 KB |
Output is correct |
43 |
Correct |
86 ms |
36180 KB |
Output is correct |
44 |
Correct |
93 ms |
36764 KB |
Output is correct |
45 |
Correct |
93 ms |
36944 KB |
Output is correct |
46 |
Correct |
95 ms |
36948 KB |
Output is correct |
47 |
Correct |
94 ms |
36944 KB |
Output is correct |
48 |
Correct |
97 ms |
36772 KB |
Output is correct |
49 |
Correct |
83 ms |
35152 KB |
Output is correct |
50 |
Correct |
89 ms |
35028 KB |
Output is correct |
51 |
Correct |
82 ms |
34908 KB |
Output is correct |
52 |
Correct |
84 ms |
34924 KB |
Output is correct |
53 |
Correct |
84 ms |
34896 KB |
Output is correct |
54 |
Correct |
91 ms |
35272 KB |
Output is correct |
55 |
Correct |
78 ms |
33732 KB |
Output is correct |
56 |
Correct |
88 ms |
34760 KB |
Output is correct |
57 |
Correct |
590 ms |
93628 KB |
Output is correct |
58 |
Correct |
584 ms |
93804 KB |
Output is correct |
59 |
Correct |
521 ms |
90960 KB |
Output is correct |
60 |
Correct |
497 ms |
90800 KB |
Output is correct |
61 |
Correct |
498 ms |
90860 KB |
Output is correct |
62 |
Correct |
541 ms |
90788 KB |
Output is correct |
63 |
Correct |
393 ms |
81492 KB |
Output is correct |
64 |
Correct |
417 ms |
81624 KB |
Output is correct |
65 |
Correct |
482 ms |
86608 KB |
Output is correct |
66 |
Correct |
505 ms |
86688 KB |
Output is correct |
67 |
Correct |
467 ms |
86864 KB |
Output is correct |
68 |
Correct |
523 ms |
89688 KB |
Output is correct |
69 |
Correct |
527 ms |
89684 KB |
Output is correct |
70 |
Correct |
512 ms |
89168 KB |
Output is correct |
71 |
Correct |
510 ms |
89176 KB |
Output is correct |
72 |
Correct |
548 ms |
89208 KB |
Output is correct |
73 |
Correct |
384 ms |
78448 KB |
Output is correct |
74 |
Correct |
388 ms |
79444 KB |
Output is correct |
75 |
Correct |
389 ms |
78428 KB |
Output is correct |
76 |
Correct |
375 ms |
78504 KB |
Output is correct |
77 |
Correct |
378 ms |
78020 KB |
Output is correct |
78 |
Correct |
510 ms |
83136 KB |
Output is correct |
79 |
Correct |
409 ms |
72888 KB |
Output is correct |
80 |
Correct |
507 ms |
79272 KB |
Output is correct |