1.
#include <iostream>
#include <fstream>
using namespace std;
int main()
{
int tt=0,i=1,n;
ifstream inp("b1.inp");
ofstream out("b1.out");
while(!inp.eof()){
inp>>n;
if(i<=50&&i>=4){
tt+=n;
}
i++;
}
out<<tt;
inp.close();
out.close();
//samon247
return 0;
}
2.
#include <iostream>
#include <fstream>
using namespace std;
int main()
{
string s;
ifstream inp("b2.inp");
ofstream out("b2.out");
inp>>s;
for(int i=0;i<s.size();i++){
out<<s[i]<<" ";
}
inp.close();
out.close();
//samon247
return 0;
}
