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I can't reduce run time , But i got TLE, please someone help me..
my code is :
# include <iostream>
# include <string>
# include <vector>

using namespace std;

int main()
{
vector <char> symbol;
char ch;
int i = 0,j;
while(!cin.eof())
{
cin.peek();
while(((ch = cin.get())!='\n')&&(ch != 17 ...