What is the meaning of "1ULL"in c programming language
c
Solution
Suffix `ULL` to an integer represents type specifier. It means
unsigned long long
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Problem
``` for (x = 0; x < 1ULL<<(2*length); ++x){ ``` this above line is a c program code which I downloaded. It has a part "1ULL". First I thought it was a mistake. but the code compiles and works well. can anyone please explain me what is that thing mean. thank you....