#include <iostream>
#include <string>
int main()
{
std::string b = "", s = "13 1 1";
for( int i = 0; i <= s.length(); i++ )
{
if( s[ i ] == ' ' || i == s.length() )
{
std::cout << "->" << b << "<-" << '\n';
b = "";
}
else
b += s[ i ];
}
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8c3RyaW5nPgoKaW50IG1haW4oKQp7CnN0ZDo6c3RyaW5nIGIgPSAiIiwgcyA9ICIxMyAxIDEiOwoKZm9yKCBpbnQgaSA9IDA7IGkgPD0gcy5sZW5ndGgoKTsgaSsrICkKewogICAgaWYoIHNbIGkgXSA9PSAnICcgfHwgaSA9PSBzLmxlbmd0aCgpICkKICAgIHsKICAgICAgICBzdGQ6OmNvdXQgPDwgIi0+IiA8PCBiIDw8ICI8LSIgPDwgJ1xuJzsKICAgICAgICBiID0gIiI7CiAgICB9CiAgICBlbHNlCiAgICAgICAgIGIgKz0gc1sgaSBdOwogICAgCn0KfQ==