C / C++ / MFC

int i;
INPUT input[10];
ZeroMemory(input, sizeof(input));
for (i = 0; i < 10; i++)
  input[i].type = INPUT_KEYBOARD;
input[0].ki.wVk = 18; //there doesn't seem to be a VK_ALT
input[1].ki.wVk = input[2].ki.wVk = 0x60; //num0
input[3].ki.wVk = input[4].ki.wVk = 0x61; //num1
input[5].ki.wVk = input[6].ki.wVk = 0x67; //num7
input[7].ki.wVk = input[8].ki.wVk = 0x65; //num5
input[9].ki.wVk = 18;
input[2].ki.dwFlags = input[4].ki.dwFlags = input[6].ki.dwFlags =
  input[8].ki.dwFlags = input[9].ki.dwFlags = KEYEVENTF_KEYUP;
SendInput(10, input, sizeof(INPUT));