CSES - Putka Open 2015 – finaali

Submission details
Task:	Kyselyt
Sender:
Submission time:	2015-12-20 13:57:11 +0200
Language:	C++
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	12
#2	ACCEPTED	25
#3	ACCEPTED	63

Test results
test	verdict	time	group
#1	ACCEPTED	0.05 s	1	details
#2	ACCEPTED	0.07 s	1	details
#3	ACCEPTED	0.06 s	1	details
#4	ACCEPTED	0.05 s	1	details
#5	ACCEPTED	0.06 s	1	details
#6	ACCEPTED	0.05 s	2	details
#7	ACCEPTED	0.05 s	2	details
#8	ACCEPTED	0.06 s	2	details
#9	ACCEPTED	0.06 s	2	details
#10	ACCEPTED	0.06 s	2	details
#11	ACCEPTED	0.10 s	3	details
#12	ACCEPTED	0.09 s	3	details
#13	ACCEPTED	0.09 s	3	details
#14	ACCEPTED	0.10 s	3	details
#15	ACCEPTED	0.10 s	3	details

Code

#include <bits/stdc++.h>
typedef long long ll;

using namespace std;

const ll N=1<<17;
int miTr[2*N], maTr[2*N];


void ans(int k) {
  if (k) cout<<"10-4\n";
  else cout<<"QAQ\n";
}

void build() {
  for (int i=N-1;i>0;i--) {
    miTr[i]=min(miTr[2*i],miTr[2*i+1]);
    maTr[i]=max(maTr[2*i],maTr[2*i+1]);
  }
}

void upd(int ind, int val) {
  ind+=N;
  miTr[ind]=val;
  maTr[ind]=val;
  for (ind/=2;ind>0;ind/=2) {
    miTr[ind]=min(miTr[2*ind],miTr[2*ind+1]);
    maTr[ind]=max(maTr[2*ind],maTr[2*ind+1]);
  }
}

void vaihto(int a, int b) {
  a--;
  b--;
  int k1=miTr[a+N];
  int k2=miTr[b+N];
  upd(a,k2);
  upd(b,k1);
}

int askMin(int a, int b) {
  a+=N;
  b+=N;
  int res =N;
  while (a<=b) {
    if (a%2==1) res=min(res,miTr[a++]);
    if (b%2==0) res=min(res,miTr[b--]);
    a/=2;
    b/=2;
  }
  return res;
}

int askMax(int a, int b) {
  a+=N;
  b+=N;
  int res =0;
  while (a<=b) {
    if (a%2==1) res=max(res,maTr[a++]);
    if (b%2==0) res=max(res,maTr[b--]);
    a/=2;
    b/=2;
  }
  return res;
}

void kaunis(int a, int b) {
  a--;
  b--;
  ans(askMax(a,b)-askMin(a,b)==b-a);
}

int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  int n,q;
  cin>>n>>q;
  for (int i=0;i<n;i++) {
    cin>>miTr[N+i];
    maTr[N+i]=miTr[N+i];
  }
  build();
  for (int i=0;i<q;i++) {
    string s;
    int a,b;
    cin>>s>>a>>b;
    if (s[0]=='!') vaihto(a,b);
    else kaunis(a,b);
  }
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
`1000 1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`10-4 10-4 10-4 10-4 10-4 ...` view save

user output
`10-4 10-4 10-4 10-4 10-4 ...` view save

Test 2

Group: 1

Verdict: ACCEPTED

input
`1000 1000 128 457 985 777 789 322 723 1 ...` view save

correct output
`QAQ QAQ QAQ QAQ QAQ ...` view save

user output
`QAQ QAQ QAQ QAQ QAQ ...` view save

Test 3

Group: 1

Verdict: ACCEPTED

input
`1000 1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`10-4 10-4 10-4 10-4 10-4 ...` view save

user output
`10-4 10-4 10-4 10-4 10-4 ...` view save

Test 4

Group: 1

Verdict: ACCEPTED

input
`1000 1000 642 565 22 258 295 380 339 341...` view save

correct output
`QAQ QAQ QAQ QAQ QAQ ...` view save

user output
`QAQ QAQ QAQ QAQ QAQ ...` view save

Test 5

Group: 1

Verdict: ACCEPTED

input
`1000 1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`10-4 10-4 10-4 10-4 10-4 ...` view save

user output
`10-4 10-4 10-4 10-4 10-4 ...` view save

Test 6

Group: 2

Verdict: ACCEPTED

input
`100000 1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`10-4 10-4 10-4 10-4 10-4 ...` view save

user output
`10-4 10-4 10-4 10-4 10-4 ...` view save

Test 7

Group: 2

Verdict: ACCEPTED

input
`100000 1000 95033 30510 85695 94248 1652 9...` view save

correct output
`QAQ QAQ QAQ QAQ QAQ ...` view save

user output
`QAQ QAQ QAQ QAQ QAQ ...` view save

Test 8

Group: 2

Verdict: ACCEPTED

input
`100000 1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`10-4 10-4 10-4 10-4 10-4 ...` view save

user output
`10-4 10-4 10-4 10-4 10-4 ...` view save

Test 9

Group: 2

Verdict: ACCEPTED

input
`100000 1000 93701 32360 85873 85418 5145 3...` view save

correct output
`QAQ QAQ QAQ QAQ QAQ ...` view save

user output
`QAQ QAQ QAQ QAQ QAQ ...` view save

Test 10

Group: 2

Verdict: ACCEPTED

input
`100000 1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`10-4 10-4 10-4 10-4 QAQ ...` view save

user output
`10-4 10-4 10-4 10-4 QAQ ...` view save

Test 11

Group: 3

Verdict: ACCEPTED

input
`100000 100000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`10-4 10-4 10-4 10-4 10-4 ...` view save

user output
`10-4 10-4 10-4 10-4 10-4 ...` view save

Test 12

Group: 3

Verdict: ACCEPTED

input
`100000 100000 55896 749 62202 85583 19083 14...` view save

correct output
`QAQ QAQ QAQ QAQ QAQ ...` view save

user output
`QAQ QAQ QAQ QAQ QAQ ...` view save

Test 13

Group: 3

Verdict: ACCEPTED

input
`100000 100000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`10-4 10-4 10-4 10-4 10-4 ...` view save

user output
`10-4 10-4 10-4 10-4 10-4 ...` view save

Test 14

Group: 3

Verdict: ACCEPTED

input
`100000 100000 96435 80769 7125 99626 45181 8...` view save

correct output
`QAQ QAQ QAQ QAQ QAQ ...` view save

user output
`QAQ QAQ QAQ QAQ QAQ ...` view save

Test 15

Group: 3

Verdict: ACCEPTED

input
`100000 100000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`10-4 QAQ QAQ QAQ 10-4 ...` view save

user output
`10-4 QAQ QAQ QAQ 10-4 ...` view save

Putka Open 2015 – finaali

Kyselyt

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Tasks

Submissions ()