{"trustable":true,"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\"\u003eKazuha has two strings $S_1$ and $S_2$ consisting of lowercase letters \"$a$\", \"$b$\" and \"$c$\", here are the possible operations:\u003cbr\u003e\u003cbr\u003eAdd or Delete \"$aa$\" at any place of the string.\u003cbr\u003e\u003cbr\u003eAdd or Delete \"$bbb$\" at any place of the string.\u003cbr\u003e\u003cbr\u003eAdd or Delete \"$cccc$\" at any place of the string.\u003cbr\u003e\u003cbr\u003eAdd or Delete \"$abababab$\" at any place of the string.\u003cbr\u003e\u003cbr\u003eAdd or Delete \"$acacac$\" at any place of the string.\u003cbr\u003e\u003cbr\u003eAdd or Delete \"$bcbc$\" at any place of the string.\u003cbr\u003e\u003cbr\u003eAdd or Delete \"$abc$\" at any place of the string.\u003cbr\u003e\u003cbr\u003eKazuha can operate any time with any operations, determine if $S_1$ can be transformed into $S_2$ .\u003c/div\u003e"}},{"title":"Input","value":{"format":"HTML","content":"The first line contains one integer $T$ $(1 \\le T \\le 2 \\times 10^5)$ .\u003cbr\u003e\u003cbr\u003eThe first line of each test case contains a single string $S_1$ .\u003cbr\u003e\u003cbr\u003eThe second line of each test case contains a single string $S_2$.\u003cbr\u003e\u003cbr\u003eIt guaranteed that the length of each string does not exceed $10^5$, and the sum of string lengths does not exceed $2 \\times 10^6$."}},{"title":"Output","value":{"format":"HTML","content":"For each test case, print a single line containing \"yes\" if $S_1$ can be transformed into $S_2$ and \"no\" otherwise."}},{"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\u003e3\r\naa\r\nbbb\r\nbab\r\nacc\r\nacbacccac\r\nbbcacacbc\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003eyes\r\nyes\r\nno\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}}]}