{"trustable":true,"sections":[{"title":"","value":{"format":"HTML","content":"\u003cstyle type\u003d\"text/css\"\u003e .sampledata { font-family: \"Courier New\", Courier, monospace; white-space: pre; }\u003c/style\u003e\u003cdiv class\u003d\"pdcont\" style\u003d\"word-spacing: 0px; font: 14px \u0027Times New Roman\u0027, ����; text-transform: none; color: rgb(32,0,0); text-indent: 0px; white-space: normal; letter-spacing: normal; background-color: rgb(255,255,255); text-align: left; orphans: 2; widows: 2; webkit-text-size-adjust: auto; webkit-text-stroke-width: 0px\"\u003e\n \u003cspan style\u003d\"font-size: medium\"\u003e 求∑∑((n mod i)*(m mod j))其中1\u0026lt;\u003di\u0026lt;\u003dn,1\u0026lt;\u003dj\u0026lt;\u003dm,i≠j。\u003cbr\u003e \u003c/span\u003e\n\u003c/div\u003e \n\u003cp\u003e\u003cspan style\u003d\"font-size: medium\"\u003e \u003c/span\u003e\u003c/p\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\u003cp\u003e\u003cfont size\u003d\"4\"\u003e第一行两个数n,m。\u003c/font\u003e\u003c/p\u003e \n\u003cp\u003e\u003c/p\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\u003cp\u003e\u003cspan style\u003d\"font-size: medium\"\u003e 一个整数表示答案mod 19940417的值\u003c/span\u003e\u003c/p\u003e \n\u003cp\u003e\u003c/p\u003e"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cspan class\u003dsampledata\u003e\r\n3 4\r\n\r\n\u003c/span\u003e\u003c/div\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cspan class\u003dsampledata\u003e1\r\n\r\n样例说明\r\n 答案为(3 mod 1)*(4 mod 2)+(3 mod 1) * (4 mod 3)+(3 mod 1) * (4 mod 4) + (3 mod 2) * (4 mod 1) + (3 mod 2) * (4 mod 3) + (3 mod 2) * (4 mod 4) + (3 mod 3) * (4 mod 1) + (3 mod 3) * (4 mod 2) + (3 mod 3) * (4 mod 4) \u003d 1\r\n\r\n数据规模和约定\r\n 对于100%的数据n,m\u003c\u003d10^9。\r\n\u003c/span\u003e\u003c/div\u003e"}},{"title":"Hint","value":{"format":"HTML","content":"\u003cp\u003e\u003c/p\u003e"}}]}