#include #include using namespace std; int main(){ string sNum; cin >> sNum; assert(sNum.size() >= 3); int a = (sNum[0] - '0')*10 + (sNum[1] - '0'); if((sNum[2] - '0')>=5)a++; if(a >= 100){ printf("1.0*10^%d\n",sNum.size()); }else{ printf("%.1f*10^%d\n",(float)a/10,sNum.size() -1); } return 0; }