---
{"category_name":"easy","problem_code":"WLDRPL","problem_name":"Wildcard Replacement","problemComponents":{"constraints":"- $1 \\leq T \\leq 1000$\n- $1 \\leq |S| \\leq 10^6$\n- $1 \\leq Q \\leq 10^6$\n- $1 \\leq L \\leq R \\leq |S|$\n- $\\sum{|S|}$ and $\\sum{Q}$ over all test cases does not exceed $10^6$.","constraintsState":true,"subtasks":"**Subtask #1 (20 points):**\n- $1 \\leq |S| \\leq 1000$\n- $1 \\leq Q \\leq 1000$\n- $\\sum{|S|}$ and $\\sum{Q}$ over all test case does not exceed $10^4$.\n\n**Subtask #2 (80 points):**\n- Original constraints","subtasksState":true,"inputFormat":"- The first line of input contains an integer $T$, denoting the number of test cases. The description of $T$ test cases follows:\n- The first line of each test case contains the string $S$.\n- The next line contains an integer $Q$, representing the number of queries to answer.\n- Each of the following $Q$ lines contains two space-separated integers, $L$ and $R$, representing the query.\n","inputFormatState":true,"outputFormat":"For each test case, print one line containing $Q$ space-separated integers, the $i$-th of which represents the answer to the $i$-th query.","outputFormatState":true,"sampleTestCases":{"0":{"id":1,"input":"3\n(?+?)\n2\n2 2\n1 5\n(?-(?-?))\n2\n1 9\n4 8\n(?-(?+?))\n1\n1 9","output":"1 2\n2 1\n1","explanation":"**Test case 1:**\n- **Query 1:** Power of the string $?$ is $1$, as it can be converted to $1$.\n- **Query 2:** Power of the string $(?+?)$ is $2$, as it can be converted to $(1+1)$.\n\n**Test case 2:**\n- **Query 1:** Power of the string $(?-(?-?))$ is $2$, as it can be converted to $(1-(0-1))$.\n- **Query 2:** Power of the string $(?-?)$ is $1$, as it can be converted to $(1-0)$.\n\n**Test case 3:**\n- **Query 1:** Power of the string $(?-(?+?))$ is $1$, as it can be converted to $(1-(0+0))$.","isDeleted":false}}},"video_editorial_url":"","languages_supported":{"0":"CPP14","1":"C","2":"JAVA","3":"PYTH 3.6","4":"CPP17","5":"PYTH","6":"PYP3","7":"CS2","8":"ADA","9":"PYPY","10":"TEXT","11":"PAS fpc","12":"NODEJS","13":"RUBY","14":"PHP","15":"GO","16":"HASK","17":"TCL","18":"PERL","19":"SCALA","20":"LUA","21":"kotlin","22":"BASH","23":"JS","24":"LISP sbcl","25":"rust","26":"PAS gpc","27":"BF","28":"CLOJ","29":"R","30":"D","31":"CAML","32":"FORT","33":"ASM","34":"swift","35":"FS","36":"WSPC","37":"LISP clisp","38":"SQL","39":"SCM guile","40":"PERL6","41":"ERL","42":"CLPS","43":"ICK","44":"NICE","45":"PRLG","46":"ICON","47":"COB","48":"SCM chicken","49":"PIKE","50":"SCM qobi","51":"ST","52":"SQLQ","53":"NEM"},"max_timelimit":2,"source_sizelimit":50000,"problem_author":"mexomerf","problem_tester":"","date_added":"31-10-2021","tags":{"0":"binary","1":"easy","2":"mexomerf","3":"nov21"},"problem_difficulty_level":"Unavailable","best_tag":"","editorial_url":"https://discuss.codechef.com/problems/WLDRPL","time":{"view_start_date":1636968600,"submit_start_date":1636968600,"visible_start_date":1636968600,"end_date":1735669800},"is_direct_submittable":false,"problemDiscussURL":"https://discuss.codechef.com/search?q=WLDRPL","is_proctored":false,"visitedContests":{},"layout":"problem"}
---
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Tracy is teaching Charlie maths via a game called $N$-Cube, which involves three sections involving $N$.
Tracy gives Charlie a number $N$, and Charlie makes a list of $N$-th powers of integers in increasing order $1^N, 2^N, 3^N, \dot, \text{so on}$. This teaches him exponentiation.
Then Charlie performs the following subtraction game $N$ times: Take all pairs of consecutive numbers in the list and take their difference. These differences then form the new list for the next iteration of the game. Eg, if $N$ was 6, the list proceeds as $[1, 64, 729, 4096 ... ]$ to $[63, 685, 3367 ...]$, and so on $5$ more times.
After the subtraction game, Charlie has to correctly tell Tracy the $N$-th element of the list. This number is the *value of the game*.
After practice Charlie became an expert in the game. To challenge him more, Tracy will give two numbers $M$ (where $M$ is a prime) and $R$ instead of just a single number $N$, and the game must start from $M_R - 1$ instead of $N$. Since the *value of the game* can now become large, Charlie just have to tell the largest integer $K$ such that $M_K$ divides this number. Since even $K$ can be large, output $K$ modulo 1000000007 ($10^9 + 7$).
<aside style='background: #f8f8f8;padding: 10px 15px;'><div>All submissions for this problem are available.</div></aside>