Submission #1246986


Source Code Expand

#include<iostream>
#include<string>
using namespace std;
int main(){
  string S;
  int i=0,cnt=0;

  cin >>S;
  while(i<S.size()){
    
    if(cnt%2==0){
      if(S[i]=='I')
	cnt++;
    }else{
      if(S[i]=='O')
	cnt++;
    }
    ++i;
  }
  if(cnt%2==0){
    cnt-=1;
  }
  cout << cnt << endl;
  return 0;
}

Submission Info

Submission Time
Task A - IOI列車で行こう2
User aizu_b
Language C++14 (GCC 5.4.1)
Score 0
Code Size 334 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 × 11
WA × 1
AC × 20
WA × 1
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 WA 1 ms 256 KB
sub1_5.txt AC 1 ms 256 KB
sub1_6.txt AC 1 ms 256 KB
sub1_7.txt AC 1 ms 256 KB
sub1_8.txt AC 1 ms 256 KB
sub1_9.txt AC 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 2 ms 256 KB
sub2_9.txt AC 3 ms 384 KB