{"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":"\u003cdiv class\u003d\"panel_content\"\u003e\n Do you think writing a program to calculate \u003cb\u003eA + B\u003c/b\u003e for a given \u003cb\u003eA\u003c/b\u003e and \u003cb\u003eB\u003c/b\u003e is so simple?\n \u003cbr\u003e\n\u003cbr\u003e\nOh! One thing, do not try with \u003cem\u003eint\u003c/em\u003e or \u003cem\u003elong long int\u003c/em\u003e or similar data types. Both of the numbers could be very big, like \u003cb\u003e1k\u003c/b\u003e digits!\n\u003cbr\u003e\n\u003c/div\u003e"}},{"title":"Input","value":{"format":"HTML","content":"The first line of the input contains an integer T(1\u0026le;T\u0026le;20) which means the number of test cases. Then \u003cb\u003eT\u003c/b\u003e lines follow, each line consists of \u003cem\u003etwo positive integers\u003c/em\u003e, \u003cb\u003eA\u003c/b\u003e and \u003cb\u003eB\u003c/b\u003e. As it is stated earlier, the integers are very large. You may assume the length of each integer will not exceed 1000.\n\u003cbr\u003e"}},{"title":"Output","value":{"format":"HTML","content":"For each test case, you should output two lines. The first line is \"Case #:\", # means the number of the test case. The second line is the an equation \"A + B \u003d Sum\", Sum means the result of A + B. Note there are some spaces in the equation. Output a blank line between two test cases.\n\u003cbr\u003e\n\u003cbr\u003e\nSee the Sample I/O for better understanding.\n\u003cbr\u003e"}},{"title":"Sample","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003e\u003cpre\u003e2\n1 2\n112233445566778899 998877665544332211\n\u003c/pre\u003e\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e\u003cpre\u003eCase 1:\n1 + 2 \u003d 3\n\nCase 2:\n112233445566778899 + 998877665544332211 \u003d 1111111111111111110\n\u003c/pre\u003e\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}}]}