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#include <iostream> using namespace std; int main() { int X[4]; int Y[4]; int i; for (i = 1; i < 5; i++) { cin >> X[i]; cin >> Y[i]; } if ((X[1] == X[2]) || (X[3] == X[4]) || (Y[1] == Y[4]) || (Y[2] == Y[3])) { for (i = 1; i < 5; i++) { if (X[i] < 0) X[i] = 0; if (Y[i] < 0) Y[i] = 0; } int s1 = X[4] - X[1]; int s2 = Y[2] - Y[1]; int area = s1 * s2; cout << area; } else { cout << "не прямоугольник, или его стороны не параллельны осям! "; } return 0; }
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