1) Антивирус Kaspersky
2) WinRar
3) KMPlayer
4) Opera
5) Paint
6) Outlast
7) Linux
8) Microsoft Office PowerPoint
9) Pascal ABC
10) Excel
11) Microsoft Word
12) Wikipеdia
#include <bits/stdc++.h>
using namespace std;
int main()
{
string s;
cin >> s;
int cnt = 0;
for (int i = 0;i < s.length();++i)
{
cnt++;
if (cnt%3 == 0)
s.erase(i,1),i--;
}
cout << s;
}
<u>Пример:</u>
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