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Datatähti 2018 alku

Start:2017-10-02 00:00:00
End:2017-10-16 00:00:00
 

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CSES - Datatähti 2018 alku - Results
History
2017-10-06 22:05:05100
2017-10-06 22:04:440
2017-10-06 21:43:590
2017-10-06 21:43:320
2017-10-06 21:32:190
2017-10-06 21:30:590
2017-10-06 19:50:420
Task:Merkkijono
Sender:luxask
Submission time:2017-10-06 22:05:05
Language:C++
Status:READY
Score:100

Feedback

groupverdictscore
#1ACCEPTED

Test results

testverdicttime (s)
#1ACCEPTED0.05 / 1.00details
#2ACCEPTED0.06 / 1.00details
#3ACCEPTED0.06 / 1.00details
#4ACCEPTED0.05 / 1.00details
#5ACCEPTED0.05 / 1.00details
#6ACCEPTED0.05 / 1.00details
#7ACCEPTED0.04 / 1.00details
#8ACCEPTED0.04 / 1.00details
#9ACCEPTED0.05 / 1.00details
#10ACCEPTED0.05 / 1.00details

Code

#include <iostream>
#include <vector>
#include <math.h>
#include <string>
#include <map>

using namespace std;

string foo(string str) {
    int streak = 1;
    for (int i = 0; i < int(str.size());)
    {
        //cout << "i: " << i << '\n';
        if (str[i] != str[i+1] && streak > 1) {
            str.erase(i-streak+1, streak);
            i = i - streak;
            streak = 1;
            //cout << "after erase: " << str << '\n';
        } else if (str[i] == str[i+1]) {
            streak++;
            i++;
            //cout << "streak: " << streak << '\n';
        } else {
            i++;
        }
    }
    return str;
}

int main() {
    string str;
    cin >> str;
    cout << foo(str) << '\n';
    return 0;
}

Test details

Test 1

Verdict: ACCEPTED

input
ABABABABABABABABABABABABABABAB...
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correct output
ABABABABABABABABABABABABABABAB...
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user output
ABABABABABABABABABABABABABABAB...
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Test 2

Verdict: ACCEPTED

input
AABBAABBAABBAABBAABBAABBAABBAA...
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correct output
(no output)
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user output
(no output)
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Test 3

Verdict: ACCEPTED

input
ABABABABABABABABABABABABABABAB...
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correct output
(no output)
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user output
(no output)
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Test 4

Verdict: ACCEPTED

input
BBABABBBBBAABBBABABABBBBAAABAB...
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correct output
BAB
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user output
BAB
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Test 5

Verdict: ACCEPTED

input
ACDCBBACDBBBACAACBBDBADBAABABA...
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correct output
ACDCACDADBADABACACDCADADABABCA...
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user output
ACDCACDADBADABACACDCADADABABCA...
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Test 6

Verdict: ACCEPTED

input
EETFHIJOGACDHMGVFJCMETMZDEITTR...
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correct output
TFHIJOGACDHMGVFJCMETMZDEIROTET...
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user output
TFHIJOGACDHMGVFJCMETMZDEIROTET...
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Test 7

Verdict: ACCEPTED

input
GOONLAHLYPRFCZKIKSJWAWWYJJPCDB...
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correct output
GNLAHLYPRFCZKIKSJWAYPCDNWYMRCE...
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user output
GNLAHLYPRFCZKIKSJWAYPCDNWYMRCE...
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Test 8

Verdict: ACCEPTED

input
PISHWMOTCDDZFRMYMOMYDYYGJZIQHS...
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correct output
PISHWMOTCZFRMYMOMYDGJZIQHSVAOK...
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user output
PISHWMOTCZFRMYMOMYDGJZIQHSVAOK...
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Test 9

Verdict: ACCEPTED

input
QUVVTPXAMWWODFXRONJODPGBTCISGM...
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correct output
QUTPXAMODFXRONJODPGBTCISGMVRBW...
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user output
QUTPXAMODFXRONJODPGBTCISGMVRBW...
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Test 10

Verdict: ACCEPTED

input
POXHAHYEZTLYNFSLABODMRNKDSKROZ...
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correct output
POXHAHYEZTLYNFSLABODMRNKDSKROZ...
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user output
POXHAHYEZTLYNFSLABODMRNKDSKROZ...
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