Submission #1624443


Source Code Expand

#include<iostream>
#include<string>
#include<string.h>
#include<algorithm>
#include<stdio.h>
#include<cmath>
#include<vector>
#include<utility>
#include<queue>
#include<stack>
#include<stdlib.h>
#define FOR(i, a, b) for(int i=(a);i<=(b);i++)
#define RFOR(i, a, b) for(int i=(a);i>=(b);i--)
#define MOD 1000000007

using namespace std;


int main(void) {
	string s;
	string t;
	bool flag = false;

	cin >> s;
	FOR(i, 0, s.size() - 1) {
		if ((flag == false)&(s[i] == 'I')) {
			t.push_back('I');
			flag = true;
		}
		else if ((flag == true) && (s[i] == 'O')) {
			t.push_back('O');
			flag = false;
		}
	}
	if (t.size()%2==0&&t.size()!=0) {
		t.pop_back();
	}
	if (t.size() >= 3) {
		cout << t.size() << endl;
	}
	else {
		cout << 0 << endl;
	}
	return 0;
}

Submission Info

Submission Time
Task A - IOI列車で行こう2
User yukiteru
Language C++14 (GCC 5.4.1)
Score 0
Code Size 801 Byte
Status WA
Exec Time 3 ms
Memory 384 KB

Judge Result

Set Name Sample Subtask1 Subtask2
Score / Max Score 0 / 0 0 / 30 0 / 70
Status
AC × 3
AC × 10
WA × 2
AC × 19
WA × 2
Set Name Test Cases
Sample sample_1.txt, sample_2.txt, sample_3.txt
Subtask1 sample_1.txt, sample_2.txt, sample_3.txt, sub1_1.txt, sub1_2.txt, sub1_3.txt, sub1_4.txt, sub1_5.txt, sub1_6.txt, sub1_7.txt, sub1_8.txt, sub1_9.txt
Subtask2 sample_1.txt, sample_2.txt, sample_3.txt, sub1_1.txt, sub1_2.txt, sub1_3.txt, sub1_4.txt, sub1_5.txt, sub1_6.txt, sub1_7.txt, sub1_8.txt, sub1_9.txt, sub2_1.txt, sub2_2.txt, sub2_3.txt, sub2_4.txt, sub2_5.txt, sub2_6.txt, sub2_7.txt, sub2_8.txt, sub2_9.txt
Case Name Status Exec Time Memory
sample_1.txt AC 1 ms 256 KB
sample_2.txt AC 1 ms 256 KB
sample_3.txt AC 1 ms 256 KB
sub1_1.txt AC 1 ms 256 KB
sub1_2.txt AC 1 ms 256 KB
sub1_3.txt AC 1 ms 256 KB
sub1_4.txt AC 1 ms 256 KB
sub1_5.txt AC 1 ms 256 KB
sub1_6.txt WA 1 ms 256 KB
sub1_7.txt AC 1 ms 256 KB
sub1_8.txt AC 1 ms 256 KB
sub1_9.txt WA 1 ms 256 KB
sub2_1.txt AC 1 ms 256 KB
sub2_2.txt AC 1 ms 256 KB
sub2_3.txt AC 1 ms 256 KB
sub2_4.txt AC 1 ms 256 KB
sub2_5.txt AC 1 ms 256 KB
sub2_6.txt AC 2 ms 256 KB
sub2_7.txt AC 2 ms 256 KB
sub2_8.txt AC 3 ms 256 KB
sub2_9.txt AC 3 ms 384 KB