{"trustable":false,"sections":[{"title":"","value":{"format":"HTML","content":"\u003cp\u003e \u003cspan\u003e\u003ca href\u003d\"http://7xjob4.com1.z0.glb.clouddn.com/569fa10e8a33ca720c9db8fdf72fdb53\"\u003e \u003cimg alt\u003d\"Download as PDF\" height\u003d\"26\" src\u003d\"http://uva.onlinejudge.org/components/com_onlinejudge/images/button_pdf.png\" title\u003d\"Download as PDF\" width\u003d\"100\"\u003e \u003c/a\u003e\u003c/span\u003e\u003c/p\u003e \n\u003cdiv\u003e\n 输入正整数m和n(m,n\u0026lt;\u003d1000),数出m行n列的网格顶点能组成几个三角形\n\u003c/div\u003e"}}]}