{"trustable":false,"prependHtml":"\u003cscript\u003e window.katexOptions \u003d { disable: true }; \u003c/script\u003e\n\u003cscript type\u003d\"text/x-mathjax-config\"\u003e\n MathJax.Hub.Config({\n tex2jax: {\n inlineMath: [[\u0027$$$\u0027,\u0027$$$\u0027], [\u0027$\u0027,\u0027$\u0027]],\n displayMath: [[\u0027$$$$$$\u0027,\u0027$$$$$$\u0027], [\u0027$$\u0027,\u0027$$\u0027]]\n }\n });\n\u003c/script\u003e\n\u003cscript async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS-MML_HTMLorMML\" type\u003d\"text/javascript\"\u003e\u003c/script\u003e","sections":[{"title":"","value":{"format":"HTML","content":"给定一个长度为n的序列,给定m个查询,每次查询区间[L,R]范围内不同元素的和。\n解决这个问题你可以使用树状数组或者莫队或者主席树"}},{"title":"Input","value":{"format":"HTML","content":"\n第一个整数T,表示数据组数。\u003c/br\u003e\n对于每组数据,第一行一个整数n,表示序列中元素个数。\u003c/br\u003e\n第二行n个元素。\u003c/br\u003e\n第三行一个整数q,表示询问的组数。\u003c/br\u003e\n接下来q行,每行两个整数L和R\u003c/br\u003e"}},{"title":"Output","value":{"format":"HTML","content":"对于每个询问,输出结果。"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cpre\u003e2\n3\n1 1 4\n2\n1 2\n2 3\n5\n1 1 2 1 3\n3\n1 5\n2 4\n3 5\u003c/pre\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cpre\u003e1\n5\n6\n3\n6\u003c/pre\u003e"}}]}