#include
#include
#include
int main(int argc, char *argv[])
{
int c;
while ((c = getchar()) != EOF)
{
putchar(c);
}
}
#include
#include
#include
int main(int argc, char *argv[])
{
int c;
while ((c = getchar()) != EOF)
{
putchar(c);
}
}