/*   @JUDGE_ID:   1705PZ   445   C */
#include <stdio.h>
#include <ctype.h>
int main()
{
	int i = 0, c;
	while((c = fgetc(stdin)) != EOF)
	{
		if(isdigit(c)){
			i += c - '0';
		}else if(c == '!' || c == '\n'){
			printf("\n");
		}else{
			for(;i;printf("%c",c=='b'?' ':c),i--);
		}
	}
	return 0;
}
@END_OF_SOURCE_CODE