[WikiOI] 1.2.1 判断浮点数是否相等

[Problem]

给出两个浮点数，请你判断这两个浮点数是否相等

[Solution]

#include <iostream>#include <cmath>using namespace std;#define eps 0.000000001int main(){    double a, b;    cin >> a >> b;    if(fabs(a - b) < eps){        cout << "yes" << endl;    }    else{        cout << "no" << endl;    }    return 0;}