File: count.cc

package info (click to toggle)
c%2B%2B-annotations 13.02.02-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 13,576 kB
  • sloc: cpp: 25,297; makefile: 1,523; ansic: 165; sh: 126; perl: 90; fortran: 27
file content (21 lines) | stat: -rw-r--r-- 575 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
    #include <algorithm>
    #include <iostream>
    using namespace std;

    bool pred(int value)
    {
        return value & 1;
    }

    int main()
    {
        int ia[] = {1, 2, 3, 4, 3, 4, 2, 1, 3};

        cout << "Number of times the value 3 is available: " <<
                count(ia, ia + size(ia), 3) << "\n"
                "Number of odd values in the array is: " <<
                count_if(ia, ia + size(ia), pred) << '\n';

    }
    // Displays:    Number of times the value 3 is available: 3
    //              Number of odd values in the array is: 5