#include <stdlib.h>
#include <stdio.h>

int main()
{
	int i,j;
	char str1[30],str2[30],str3[60];
	printf("Digite uma string: ");
	scanf("%s",str1);
	printf("\nDigite outra string: ");
	scanf("%s",str2);
	for(i=0; str1[i]; i++)
	{
		str3[i] = str1[i];
	}
	for(j=0; str2[j]; j++)
	{
		str3[j+i] = str2[j];
	}
	printf("%s",str3);
	return 0;
}