#include<cstdio>
int main(void) {
	char a[100010];
	int A, B, C;
	long long int i;
	scanf("%s", a);
	for (i = 0; a[i] != '\0'; i++);
	A = (int)a[0] - 48;
	B = (int)a[1] - 48;
	C = (int)a[2] - 48;
	if (C > 4) {
		B = B + 1;
		if (B > 9) {
			A = A + 1;
			B = 0;
			if (A > 9) { A = 1; B = 0; i++; }
		}
		}
	printf("%d.%d*10^%lld\n", A, B, i - 1);
	return 0;
}