25 lines
No EOL
498 B
C++
25 lines
No EOL
498 B
C++
// ac_3_10.cpp
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// Горбацевич Андрей
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#include <iostream>
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#include <cmath>
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using namespace std;
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bool in_D(double x, double y)
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{
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double R = x*x + y*y;
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bool up = (y >= 0);
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bool l = (x <= 0);
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bool r = (x >= 0);
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bool fp = l and (R <= 1);
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bool sp = r and (R >= 0.36) and (R <= 1);
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return up and (fp or sp);
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}
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int main()
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{
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double x, y;
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cout << "x, y >>>";
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cin >> x >> y;
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double P = (in_D(x, y)? x+y : 0 );
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cout << "P(x,y)= " << P << endl;
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} |