Triangle
unknown
plain_text
3 years ago
757 B
5
Indexable
package main; /** * Triangle class. * * @author Chi Nhan */ public class Triangle { private int canhA; private int canhB; private int canhC; /** * Constructor. */ public Triangle(int canhA, int canhB, int canhC) { this.canhA = canhA; this.canhB = canhB; this.canhC = canhC; } /** * check if 3 numbers is a triangle. */ public int isTriangle() { if ((canhA < (canhB + canhC)) && ((canhA + canhB) > canhC) && ((canhA + canhC) > canhB)) { if (canhA == canhB && canhB == canhC) { return 2; } else if (canhA == canhB || canhB == canhC || canhA == canhC) { return 1; } else { return 0; } } else { return -1; } } }
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