#include #define rep(i,a,b) for(int i=a;i<(b);++i) #define erep(i,a,b) for(int i=a;i<=(int)(b);++i) #define per(i,a,b) for(int i=(a);i>(b);--i) #define eper(i,a,b) for(int i=(a);i>=b;--i) #define pb push_back #define mp make_pair #define INF (1<<31)-1 #define MOD 1000000007 #define all(x) (x).begin(),(x).end() #define vii vector #define vll vector using namespace std; typedef long long ll; typedef pair Pii; templatebool chmax(T &a, const T &b) { if (abool chmin(T &a, const T &b) { if (b> s; int c = (int)s.size()-1; int ab = round((double)stoi(s.substr(0, 3)) / 10.0); int a = ab / 10, b = ab % 10; if (ab == 100) { a = 1, b = 0; c++; } cout << to_string(a) + "." + to_string(b) + "*10^" + to_string(c) << endl; return 0; }