#include <string> // std::string
#include <iostream> // std::cout
#include <sstream> // std::stringstream
int main () {
std::stringstream ss;
ss << 100 << '\n' << 200;
char c;
while (ss.get(c))
{
std::cout << c;
}
return 0;
}
I2luY2x1ZGUgPHN0cmluZz4gICAgICAgLy8gc3RkOjpzdHJpbmcKI2luY2x1ZGUgPGlvc3RyZWFtPiAgICAgLy8gc3RkOjpjb3V0CiNpbmNsdWRlIDxzc3RyZWFtPiAgICAgIC8vIHN0ZDo6c3RyaW5nc3RyZWFtCgoKaW50IG1haW4gKCkgewoKICBzdGQ6OnN0cmluZ3N0cmVhbSBzczsKCiAgc3MgPDwgMTAwIDw8ICdcbicgPDwgMjAwOwogIAogIGNoYXIgYzsKICB3aGlsZSAoc3MuZ2V0KGMpKQogIHsKICAJc3RkOjpjb3V0IDw8IGM7CiAgfQogIHJldHVybiAwOwp9