#include <iostream>
#include <cmath>
using namespace std;
int main() {
long int t, a, v0;
double s;
//setlocale(LC_ALL, "RUS");
cout << "Введите время:";
cin >> t;
cout << "Введите ускорение:";
cin >> a;
cout << "Введите скорость:";
cin >> v0;
s = v0*t + (a * pow(t,2)) / 2.0;
cout <<"расстояние равно: " << s;
return 0;
}
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