while(iA<sizeA && iB<sizeB){
        if(a[iA]<b[iB])
            c[iC++]=a[iA++];
        else
            c[iC++]=b[iB++];

    while(iA<sizeA)
        c[iC++]=a[iA++];

    while(iB<sizeB)
        c[iC++]=b[iB++];
}
    }