#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#define MAX_LEN (256)

void uint2str(char str[], size_t len, double num) {
    snprintf(str, len, "%f", num);
}

void main(void){
	double k,s;
	scanf("%le\n%le\n",&k,&s);
	double remaining = 100 - k ;
	double percentTime = s / remaining;
	printf("1％当たりの時間：%f\n",s / remaining);
	char numStr[MAX_LEN];
	uint2str(numStr,MAX_LEN,percentTime * 100);
	int i = 0;
	while(numStr[i] != '.'){
		printf("%c",numStr[i]);
		i++;
	}
}