Artsem vacation want buy souvenir teammate there n souvenir shop street in ith shop Artsem buy souvenir ai dollar buy souvenir shop he do not want introduce envy team want buy souvenir possible difference priceArtsem visit shopping street m time for strange reason ith day shop numbers li ri operate weird yes try come reasonable legend range query problem for visit Artsem wants know minimum possible difference price different souvenir buy open shopsIn word Artsems visit find minimum possible value asat listri st