Compilare: main.c: In function 'main': main.c:6:2: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("parantezare.in","r",stdin),freopen("parantezare.out","w",stdout),fgets(s,100005,stdin),scanf("%d",&m); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:6:38: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("parantezare.in","r",stdin),freopen("parantezare.out","w",stdout),fgets(s,100005,stdin),scanf("%d",&m); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:6:76: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result] freopen("parantezare.in","r",stdin),freopen("parantezare.out","w",stdout),fgets(s,100005,stdin),scanf("%d",&m); ^~~~~~~~~~~~~~~~~~~~~ main.c:6:98: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] freopen("parantezare.in","r",stdin),freopen("parantezare.out","w",stdout),fgets(s,100005,stdin),scanf("%d",&m); ^~~~~~~~~~~~~~ main.c:13:8: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&j),printf("%d ",r[j]); ^~~~~~~~~~~~~~