{"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":"MD","content":"今天,在经过操作系统和硬件原理的降维打击后,ty learnt a lot from big cows like fym, gsd, wlh, ~~ylz~~…。Now, This TY has Super Cow Powers. 所以ty想到了一道十分困难的。。A+B。QAQ\n\n你的任务是求许多数的和。"}},{"title":"Input","value":{"format":"MD","content":"第一行输入一个整数N,接下来会有N行。\n每一行开始输入一个整数M,然后会有M个数在同一行。"}},{"title":"Output","value":{"format":"MD","content":" 对于每组输入,要求在一行输出它们的和,结果以及正常处理中间数据保证在int范围内。并且你要保证每组输出之间有一空行。(注意随后一行之后不能有空行哦)"}},{"title":"Sample Input","value":{"format":"MD","content":"3\n4 1 2 3 4\n5 1 2 3 4 5\n3 1 2 3"}},{"title":"Sample Output","value":{"format":"MD","content":"10\n\n15\n\n6"}}]}