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-5
votes
0answers
39 views

program to print a series which result in zero [closed]

write a program in c that takes in input any digit N(1<=N<=9)and print all the possible series starting from 1 and ending in N with either "+" or "-" in between the digits so that the resultant ...
2
votes
1answer
204 views

Numerical stability of C++: will a C++ program using a float or double library return the same arithmetical results on two different computers?

Say I am using boost or the built-in float or double mathematical libraries of my C++ compiler. I distribute the program. Will the execution of my C++ program on different machines given different ...
4
votes
1answer
114 views

Is the Syntax of C Language completely defined by CFGs?

I think the Question is self sufficient. Is the syntax of C Language completely defined through Context Free Grammars or do we have Language Constructs which may require non-Context Free definitions ...
6
votes
6answers
2k views

Why do negative array indices make sense?

I have came across a weird experience in C programming. Consider this code: ...
2
votes
2answers
284 views

Handling untrusted string input in printf in C [closed]

I stumbled upon the MSDN Best Practices for Code Review. Under the section “Untrusted Inputs”, I found following which I didn't understand properly. Why is the following considered safe? ...