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Copy path393A. Nineteen.cpp
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393A. Nineteen.cpp
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#include <iostream>
#include <string>
using namespace std;
int main() {
string s, res = "";
int c = 0, x;
cin >> s;
x = s.length();
for (int i = 0; i < x; i++) {
if (s.find('n') < x) {
res += 'n';
s[s.find('n')] = ' ';
}
else {
break;
}
if (s.find('i') < x) {
res += 'i';
s[s.find('i')] = ' ';
}
else {
break;
}
if (s.find('n') < x) {
res += 'n';
s[s.find('n')] = ' ';
}
else {
break;
}
if (s.find('e') < x) {
res += 'e';
s[s.find('e')] = ' ';
}
else {
break;
}
if (s.find('t') < x) {
res += 't';
s[s.find('t')] = ' ';
}
else {
break;
}
if (s.find('e') < x) {
res += 'e';
s[s.find('e')] = ' ';
}
else {
break;
}
if (s.find('e') < x) {
res += 'e';
s[s.find('e')] = ' ';
}
else {
break;
}
}
while (res.length() > 1) {
if(res.substr(0, 8) == "nineteen")
c++;
res.erase(0, 7);
}
cout << c << endl;
return 0;
}