CSES - Datatähti 2016 alku - Results
Submission details
Task:Osajono
Sender:viderizer
Submission time:2015-09-29 17:51:21
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.05 s1details
#20.05 s1details
#30.05 s1details
#40.05 s1details
#5ACCEPTED0.06 s1details
#6ACCEPTED0.06 s2details
#70.06 s2details
#80.06 s2details
#90.05 s2details
#10ACCEPTED0.05 s2details
#110.06 s3details
#120.06 s3details
#130.06 s3details
#140.06 s3details
#150.05 s3details

Code

#include <iostream>
#include <string>
#include <algorithm>

using std::cout;
using std::cin;
using std::string;
using std::count;

char indexToAlpha(int i) {
    char c = i+65;
    return c;
}

int main(int argc, char* argv[]) {
    // take input
    string input;
    cin >> input;

    // parse input
    int chars[25] = {0}; // A -> 0, B -> 1 ... Z -> 25
    for (int i = 0; i < 25; i++) {
        chars[i] = count(input.begin(), input.end(), indexToAlpha(i));
    }

    // do the actual things
    int sum = 0;

    for (int i = 0; i < 25; i++) {
        int p = 0;
        if (chars[i] % 2 == 0) {
            p = (chars[i] + 1) * (chars[i] / 2);
        } else {
            p = ((chars[i] + 1) * ((chars[i] - 1) / 2)) + ((chars[i] + 1) / 2);
        }
        sum += p;
    }

    // output
    cout << sum << "\n";
    return 0;
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
BBBAABBBAAAABBAAAABAABAABBBBBB...

correct output
2554

user output
2554

Test 2

Group: 1

Verdict:

input
GDFVYWQCZAFGICSXOSWBZMGPDBSSVL...

correct output
299

user output
284

Test 3

Group: 1

Verdict:

input
AAAAAAAAAAAAAAAAAAAAAAAAAZAAAA...

correct output
4314

user output
4278

Test 4

Group: 1

Verdict:

input
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
4231

user output
4186

Test 5

Group: 1

Verdict: ACCEPTED

input
QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ...

correct output
5050

user output
5050

Test 6

Group: 2

Verdict: ACCEPTED

input
BBABABBBABBAABBABBABAABAAABABA...

correct output
6253029

user output
6253029

Test 7

Group: 2

Verdict:

input
RBKJMLDVQMKHYKCNDIVVKOMFUXTFMG...

correct output
485173

user output
469948

Test 8

Group: 2

Verdict:

input
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
12427725

user output
12427605

Test 9

Group: 2

Verdict:

input
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
12467549

user output
12467521

Test 10

Group: 2

Verdict: ACCEPTED

input
QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ...

correct output
12502500

user output
12502500

Test 11

Group: 3

Verdict:

input
BAAAAABABBABAABAABABABBBABBAAB...

correct output
2500051369

user output
-1794915927

Test 12

Group: 3

Verdict:

input
ABBURXDRVXAYBPXXOQZNYHLWGUEEWR...

correct output
192407124

user output
185226969

Test 13

Group: 3

Verdict:

input
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
4998050400

user output
703082894

Test 14

Group: 3

Verdict:

input
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
4998850144

user output
703882770

Test 15

Group: 3

Verdict:

input
QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ...

correct output
5000050000

user output
705082704