{"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\u003e\n There must be many A + B problems in our HDOJ , now a new one is coming.\n \u003cbr\u003e Give you two hexadecimal integers , your task is to calculate the sum of them,and print it in hexadecimal too.\n \u003cbr\u003e Easy ? AC it !\n\u003c/div\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\u003cp\u003e The input contains several test cases, please process to the end of the file.\u003cbr\u003e Each case consists of two hexadecimal integers A and B in a line seperated by a blank.\u003cbr\u003e The length of A and B is less than 15.\u003c/p\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\u003cp\u003e For each test case,print the sum of A and B in hexadecimal in one line.\u003cbr\u003e \u0026nbsp;\u003c/p\u003e"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cpre\u003e\r\n+A -A\r\n+1A 12\r\n1A -9\r\n-1A -12\r\n1A -AA\u003c/pre\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cpre\u003e\r\n0\r\n2C\r\n11\r\n-2C\r\n-90\u003c/pre\u003e"}}]}