C language merges two arrays and removes duplicates

From , 5 Years ago, written in C++, viewed 196 times.

// 合并两个含有nA、nB个元素的有序数组
void Merge(int *a, int *b, int *c, int nA, int nB, int& nCout)
{
    int i = 0 ;
    int j = 0 ;
    int k = 0 ;
        
    while (i < nA && j < nB)
    {
        if (a[i] < b[j])// 如果a的元素小，则插入a中元素到c
        {
            c[k++] = a[i] ;
            ++i ;
                        nCout++;
        }
        else if (a[i] == b[j])// 如果a和b元素相等，则插入二者皆可，这里插入a
        {
            c[k++] = a[i] ;
            ++i ;
            ++j ;
                        nCout++;
        }
        else // a[i] > b[j] // 如果b中元素小，则插入b中元素到c
        {
            c[k++] = b[j] ;
            ++j ;
                        nCout++;
        }
    }
        
    if (i == nA) // 若a遍历完毕，处理b中剩下的元素
    {
        for (int m = j; m < nB; ++m)
                {
            c[k++] = b[m] ;
                        nCout++;
                }
    }
    else//j == n, 若b遍历完毕，处理a中剩下的元素
    {
        for (int m = i; m < nA; ++m)
                {
            c[k++] = a[m] ;
                        nCout++;
                }
    }
}
 
 
//cpp/8765

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C language merges two arrays and removes duplicates

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