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<p>Write a program that receives a string, <tt>word</tt>, from the user 
(via the keyboard) and then prints out all <strong>prefixes</strong> of the word including the
word itself.</p>
<p>For example: If the user types in <tt>inner</tt> then you should output:</p>
<pre>
i
in
inn
inne
inner
</pre>
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Copied from problem cpp/cppstrings/namegame (author: daveagp@gmail.com)
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Engine
Template / Reference solution
 
#include <iostream>
#include <string>
using namespace std;
int main()
{
   string word;
   cin >> word;
   \[
   for(int i=1; i <= word.size(); i++){
      cout << word.substr(0, i) << endl;
   }
   ]\
   return 0;
}
C++ test suite
json list of stdin/args tests
e.g. [{"stdin":"hi", "args":["4", "5"]},
{"stdin":"noargs"}]

to just run once with no input use [{}]
 
[
   {"stdin": "i"},
   {"stdin": "inner"}
]
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Note: problems are open-source by default (see 'Public permissions'). Assumed license for open problems is Creative Commons 4.0 Attribution-ShareAlike unless specified in 'Remarks'.