CSES - Datatähti 2020 alku - Results
Submission details
Task:Ruudukko
Sender:Uolevi
Submission time:2019-09-30 10:14:03 +0300
Language:C++ (C++11)
Status:READY
Result:0
Feedback
groupverdictscore
#10
Test results
testverdicttime
#1ACCEPTED0.01 sdetails
#20.01 sdetails
#30.01 sdetails
#40.01 sdetails
#50.01 sdetails
#60.01 sdetails

Compiler report

input/code.cpp: In function 'int bini(std::__cxx11::string)':
input/code.cpp:28:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < a.size(); i++){
                  ~~^~~~~~~~~~

Code

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
int n; // Kertoo juttujen maara
int eka;
int toka;
string edellinen(string a){
// Tarkoitus on loytaa suurin luku joka on pienempaa kuin a joka koostuu 1 ja
if(a.size() == 0){
return "";
}
int eka = a[0]-'0';
if(eka >= 1){
a.erase(a.begin());
return '1' + edellinen(a);
}else{
a.erase(a.begin());
return '0' + edellinen(a);
}
}
int bini(string a){
if(a == "1") return 2;
reverse(a.begin(), a.end());
int su = 1;
if(a[0] == '1') su++;
for(int i = 0; i < a.size(); i++){
if(a[i] == '1'){
su += (2<<(i-1));
}
}
return su;
}
int main(){
cin >> n;
for(int i = 0; i < n; i++){
bool bo = false;
cin >> eka >> toka;
string alasa = edellinen(to_string(eka));
if(alasa == "0" || alasa == to_string(eka)){
bo = true;
}
string alasb = edellinen(to_string(toka));
// cout << alasb << " " << alasa << ": " << bini(alasb) << " " << bini(alasa) << "\n";
cout << bini(alasb) - bini(alasa) + bo << "\n";
}
}

Test details

Test 1

Verdict: ACCEPTED

input
1

correct output

user output
1

Test 2

Verdict:

input
2

correct output
1 2 
2 1 

user output
1
1

Test 3

Verdict:

input
5

correct output
1 2 3 4 5 
2 1 4 3 6 
3 4 1 2 7 
4 3 2 1 8 
5 6 7 8 1 

user output
1
1
1
1
1

Test 4

Verdict:

input
42

correct output
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

user output
1
1
1
1
1
...

Test 5

Verdict:

input
99

correct output
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

user output
1
1
1
1
1
...
Truncated

Test 6

Verdict:

input
100

correct output
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

user output
1
1
1
1
1
...
Truncated