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ABSYS - Anti-Blot System |
Jimmy is a hard-working pupil in his second year at primary school. Recently he decided to convert all his notes into an electronic version. Sadly, he found that his math notes were full of ink blots.
He scanned the notes and sent them through his own OCR package
(yes, he coded it all by himself at the age of 8).
The OCR package replaced all ink blots by the string "machula
".
Problem specification
You are given Jimmy's notes, processed by the OCR. They contain simple math exercises, which were used to practice addition on positive integers. Your task is to recover the damaged part of the notes.
Input specification
The first line of the input file contains an integer T specifying the number of test cases. Each test case is preceded by a blank line.
Each test case consists of exactly one line.
The line represents an equation of the form "number + number = number
",
where each number
is a positive integer.
One part of the equation will be replaced by the string "machula
".
The string always covers a contiguous non-empty sequence of digits, possibly even an entire
number. You may assume that for each equation in the input there will be
exactly one way to fill in the missing digits.
Output specification
For each test case, the output shall contain one line of the form
"number + number = number
". The line must represent the equation
from that test case with all missing digits filled in.
Example
Input: 3 23 + 47 = machula 3247 + 5machula2 = 3749 machula13 + 75425 = 77038 Output: 23 + 47 = 70 3247 + 502 = 3749 1613 + 75425 = 77038
Note: int in C++/C/Java or longint in Pascal is enough.
Added by: | Fudan University Problem Setters |
Date: | 2007-12-01 |
Time limit: | 1s |
Source limit: | 50000B |
Memory limit: | 1536MB |
Cluster: | Cube (Intel G860) |
Languages: | All except: C99 ERL JS-RHINO |
Resource: | IPSC 2007 |
hide comments
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2013-06-17 14:31:45 Himanshu
there is also a new line after test number :) cause me too meny WA and SIGSEGV :) |
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2013-06-04 18:16:55 Aayush Tripathi
Can someone please tell me some corner cases ? |
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2013-05-28 12:55:26 Erti-Chris Eelmaa
Super simple! 3 minutes. Got NZEC first time. Just wrap everything into try/catch ;) |
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2013-05-20 20:38:30 Chandan Mittal
uff..the new line costed me 4 WA :( but finally got accepted :) |
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2013-05-11 17:24:59 rahul kumar singh
finally AC ..take care of blank lines preceding every test case |
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2013-05-08 17:37:36 Sachin Gupta
simple addition and substraction ...think differently... |
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2013-04-16 16:51:58 shally
my code is always giving runtime error nzec can somebody help?id-9109214 |
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2013-04-11 23:48:26 Jayesh Lata
please tell me if there is an error in logic or just formatting issues? id: 9087103 |
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2013-03-28 14:43:51 Sanjith Kanagavel
i got the answer |
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2013-03-19 08:15:04 Jagatheesvaran Palanisamy
Addition & Subtraction...So easy |