#include "bits/stdc++.h" using namespace std; #define DEBUG(x) cout<<#x<<": "< #define vl vector #define vii vector< vector > #define vll vector< vector > #define vs vector #define pii pair #define pis pair #define psi pair #define pll pair #define fi first #define se second #define rep(i,n) for(int i=0;i<(int)(n);i++) #define rep1(i,n) for(int i=1;i<=(int)(n);i++) #define all(c) c.begin(),c.end() const int inf = 1000000001; const ll INF = 2e18; const ll MOD = 1000000007; const ll mod = 1000000009; const double pi = 3.14159265358979323846; #define Sp(p) cout<> s; char a = s[0]; char b = s[1]; if (s[2] <= '4') { cout << a << "." << b << "*10^" << s.size() - 1 << endl; } else if (a == '9' && b == '9') { cout << "1.0*10^" << s.size() << endl; } else if (b == '9') { cout << (char)(a + 1) << "." << "0*10^" << s.size() - 1 << endl; } else { cout << a << "." << (char)(b + 1) << "*10^" << s.size() - 1<< endl; } }