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#include <iostream>
#include <cmath>
#pragma GCC diagnostic ignored "-Wdiv-by-zero"
using namespace std;
void ex0() {
int a;
cin >> a;
// Please, don't do this, it's really ugly
if (a / 100 > 0)
cout << (a / 100) << " * 100" << (((a %= 100) > 0) ? " + " : "");
if (a / 50 > 0)
cout << (a / 50) << " * 50" << (((a %= 50) > 0) ? " + " : "");
if (a / 20 > 0)
cout << (a / 20) << " * 20" << (((a %= 20) > 0) ? " + " : "");
if (a / 10 > 0)
cout << (a / 10) << " * 10" << (((a %= 10) > 0) ? " + " : "");
if (a / 5 > 0)
cout << (a / 5) << " * 5" << (((a %= 5) > 0) ? " + " : "");
if (a / 2 > 0)
cout << (a / 2) << " * 2" << (((a %= 2) > 0) ? " + " : "");
if (a > 0)
cout << a << " * 1";
}
void ex1() {
int a;
cin >> a;
switch (a) {
case 1: cout << "January"; break;
case 2: cout << "February"; break;
case 3: cout << "March"; break;
case 4: cout << "April"; break;
case 5: cout << "May"; break;
case 6: cout << "June"; break;
case 7: cout << "July"; break;
case 8: cout << "August"; break;
case 9: cout << "September"; break;
case 10: cout << "October"; break;
case 11: cout << "November"; break;
case 12: cout << "December"; break;
}
}
void ex2() {
int a;
cin >> a;
if (a >= 160) cout << 700;
else if (a >= 130) cout << 350;
else if (a >= 110) cout << 150;
else if (a >= 90) cout << 50;
else if (a >= 70) cout << 20;
else cout << 0;
}
void ex3() {
int a, b, c;
cin >> a >> b >> c;
if (a < b && a < c)
cout << a << " " << ((b < c) ? b : c) << " " << ((c > b) ? c : b);
else if (b < a && b < c)
cout << b << " " << ((a < c) ? a : c) << " " << ((c > a) ? c : a);
else
cout << c << " " << ((b < a) ? b : a) << " " << ((a > b) ? a : b);
}
void ex4() {
int x1, y1, x2, y2, x, y;
cin >> x1 >> y1 >> x2 >> y2 >> x >> y;
// Again, this is very ugly
cout << (( ((x > x1 && x < x2) || (x > x2 && x < x1)) && ((y > y1 && y < y2) || (y > y2 && y < y1)) ) ? "true" : "false");
}
void ex5() {
cout << "Will output 26, since = returns a reference and at the end it evaluates to c + c." << endl;
int c = 5;
int d = (c += 3) + (c += 5);
cout << d;
}
void ex6() {
cout << "Will output 0, = evaluates from the right to the left, so c becomes 0 and we have 0 + 0." << endl;
int c = 5;
if (c += c -= 5)
cout << (c *= 10);
else
cout << c;
}
void ex7() {
cout << "Will output nothing, since you cannot divide by 0" << endl;
int c = 5;
cout << ((c == 6) || (c / 0));
}
void ex8() {
cout << "Will output 0, since comparison is lazy and when it evaluates c == 6 as false, it just returns" << endl;
int c = 5;
cout << ((c == 6) && (c / 0));
}
void ex9() {
cout << "Will output 16 1, because = returns a reference, which is practically a number, that is more than 0 so it evaluates as true" << endl;
int c = 5;
double e = 0;
cout << ((c = 6) && (e = 1));
cout << c << " " << e;
}
void ex10() {
double a, b, c;
cin >> a >> b >> c;
// Unfinished
double d = b * b - 4 * a * c;
if (d < 0) {
cout << "No real root." << endl;
} else if (d == 0) {
cout << 0;
} else {
d = sqrt(d);
cout << (-b + d) / (2 * a) << " " << (-b - d) / 2;
}
}
int main() {
ex10();
}
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