标签：arrays div ble input color triangle parameter mcr public
Triangle Problem
songxiuhuan 宋修寰
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When a==b==c it’s a equilateral one.
When a==b!=c it’s a isosceles one.
Others they are scalene.
KEY: A regular triangle must obey that a+b>c and a-b<c. Or there will be a failure.
package testTriangle;
import static org.junit.Assert.*;
import java.util.Arrays;
import java.util.Collection;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;
import triangle.triangle;
@RunWith(Parameterized.class)
public class testTriangle {
private int a;
private int b;
private int c;
private String expected;
public testTriangle(int a,int b, int c, String expected){
this.a = a;
this.b = b;
this.c = c;
this.expected= expected;
}
@Parameters
public static Collection<Object[]> getData(){
return Arrays.asList(new Object[][]{
{3,3,3,"equilateral"},
{1,2,3,"scalene"},
{5,5,7,"isosceles"},
{4,6,6,"isosceles"}
});
}
@Test
public void test() {
assertEquals(this.expected,triangle.triangleshape(a,b,c));
}
}
package triangle; public class triangle { public static String triangleshape(int a,int b, int c){ if( (a + b) < c||(a - b) > c){ return "error"; }//判断是否符合三角形三条边的情况，即两边之和大于第三边，两边之差小于第三边； if(a == b && a == c && b == c){ return "equilateral"; }//三条边相等即为等边三角形 else if(a == b || a == c || b == c){ return "isosceles"; }//任意两边相等即为等腰三角形，并且等边三角形也是等腰三角形 else{ return "scalene"; }//否则为不等边三角形 } }
标签：arrays div ble input color triangle parameter mcr public
原文地址：http://www.cnblogs.com/sxh3014218159/p/6537709.html
