void cut(string &str)

{

int n=0;

n=str.size()-1;

string cutter(n," ");

string str3(n," ");

string dian=".";

int i=0;

int j=0;

while(str[i]!=NULL)

{

if (str[i]==dian[0])

{

for (int k=0;k<=n-i+1;k++)

{

str3[k]=str[i+1+k];

}

break;

}

else

{

cutter[i]=str[i];

i++;

}

}

cout<<cutter<<endl;

cout<<str3<<endl;

}