sentences:  During its first year, Sacré-Cœur's student population was mainly composed of the students from the former École secondaire catholique l'Héritage, a school that had to be shut down.The last students from l'Héritage graduated in 2007.École secondaire du Sacré-Cœur, much like its counterpart Collège Notre-Dame, the other French Catholic high school in Sudbury, has a uniform code.