171211_5586_JOI와 IOI

//https://www.acmicpc.net/problem/5586 #include <iostream>

#include <string>

using namespace std;

int main()

{

string s;

cin >> s;

int l=s.size();

int cntj=0;

int cnti=0;

for(int i=0; i<l-2; i++)

{

if(s[i]=='J' && s[i+1]=='O' && s[i+2]=='I') cntj++;

else if(s[i]=='I' && s[i+1]=='O' && s[i+2]=='I') cnti++;

}

cout << cntj << endl << cnti;

}