Mixed unit tacticst help c++


// Practice using modulo to loop over an array
auto summonTypes = {"soldier", "archer"};
auto summonTroops() {
    // Use % to wrap around the summonTypes array based on hero.built.length
   auto type = summonTypes[hero.built.length % summonTypes.length];
auto command(){

auto collect(){

auto attack(){

int main() {
    // Choose the mix and order of units you want to summon by populating this array:
    return 0;

can u give me summon code line 6