Binary search return index c++

int binarySearch(vector<int>& arr, int p, int r, int num) {
        while (p <= r) {
            int mid = (p + r)/2;
            
            if (arr[mid] == num) return mid;
            else if (arr[mid] > num) r = mid-1;
            else  p = mid+1;
        }
        return -1;
    }

Similar codes

0 vote248 views1 answer
Convert string to wide string
C++
1 vote247 views1 answer
Area of a Circle in C++ Programming
C++
4 votes249 views3 answers
Converting char to int in c++
C++
-4 votes235 views2 answers
Unreal engine
C++
0 vote239 views1 answer
Binary multiplication
C++
1 vote242 views1 answer
How to read a comma delimited file into an array c++
C++
0 vote241 views1 answer
How to add external library in clion
C++
2 votes237 views1 answer
What is -> in c++
C++
0 vote243 views1 answer
C++ meaning ::
C++
2 votes274 views1 answer
Null c++
C++