Beginners - February 2022 (Page 7)

returning 32767 instead of -1 in Binary Search

Need help reviewing the recursive code. The iterative version works, but with the recursive version, it returns 32767 instead of -1 when "6" cannot be found. ...

[11 replies] Last: include <iostream> int binarySearch(const int* arr, size_t low, siz... (by seeplus)

by iconic11

Getline prints extra line from text file

Hi, im new to C++ and im very confused as to why does the getline prints the extra content after I split the string with a delimiter also is there a better way ...

[3 replies] Last: #include <iostream> #include <string> #include <fstream> int main()... (by seeplus)

by vectorI

Print first and last element of a vector

Read a set of integers into a vector. Print the sum of each pair of adjacent elements. Change your program so that it prints the sum of the first and last ele...

[2 replies] Last: Possibly using iterators: #include <iostream> #include <vector> #in... (by seeplus)

by codinglexernewbie

having problems with Time-Sfml

I'm trying sfml but I just can't seem to get the hang of TIME, for some reason this function here doesn't work as I would expect it to? #include <sfml...

[1 reply] : it just prints out the limit? even when the timefr is greater than t... (by lastchance)

by Nick72c

Help With Headers

Can I ask why in C++ you put the function prototypes / declarations in a .h / .hpp header file, with the functions in a .cpp implementation file? As a novice...

[13 replies] Last: Use the C++ library headers and there is no extra compile time, the C+... (by deleted account xyzzy)

by saturnsbelt703

How can I parse a char pointer string and put specific parts of it in a hash map in C++?

Lets say I have a char pointer like this: const char* myS = "John 25 Los Angeles"; I want to parse this string and put it in a hashmap, so I can retri...

[1 reply] : with what you have, its pretty much myMap["John"] = myS; //you should ... (by jonnin)

by closed account oj2wbRfi

Pointer

what the difference ? how can we read this two lines. iPoint = &number; *iPoint = 40;

[2 replies] Last: L2 iPoint is set to the memory address of the variable number. In this... (by seeplus)

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