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1sem/programming basics/z2/6.cpp
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32
1sem/programming basics/z2/6.cpp
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// pb_z2_6.cpp
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// Горбацевич Андрей
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#include <stdio.h>
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#include <cmath>
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#include <clocale>
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#include <afxres.h>
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using namespace std;
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int main() {
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SetConsoleCP(CP_UTF8);
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SetConsoleOutputCP(CP_UTF8);
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setlocale(LC_ALL, "ru_RU.UTF-8");
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double a, b, c, d;
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printf("a b c >>");
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scanf("%lf %lf %lf", &a, &b, &c);
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if (a == 0) {
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printf("Недопустимое значение `a`");
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return 0;
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}
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d = b*b-4*a*c;
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if (d < 0) {
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printf("Действительных корней нет");
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}
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else if (d == 0) {
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printf("x= %lf", -b/(2*a));
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}
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else {
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printf("x1= %lf\nx2= %lf", (-b+sqrt(d))/(2*a), (-b-sqrt(d))/(2*a));
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}
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}
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