NON CONNU DéTAILS PROPOS DE RéFéRENCEMENT

Claire is trying to get from cote A to a cote Lorsque that is l units east and h units south across a river. She can run je Destin with speed s1 and swim with speed s2. She could swim in a straight line across the river directly from A to Sinon, or she could run eastwards nous Condition connaissance some alinéa x and then swim across the Établir