Compilare: main.c: In function 'main': main.c:9:17: warning: implicit declaration of function 'gets' [-Wimplicit-function-declaration] scanf("\n"),gets(s),scanf("%d",&w); ^~~~ main.c:6:5: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("texttrim.in","r",stdin),freopen("texttrim.out","w",stdout); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:6:38: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("texttrim.in","r",stdin),freopen("texttrim.out","w",stdout); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:8:9: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",b+i); ^~~~~~~~~~~~~~~ main.c:9:5: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("\n"),gets(s),scanf("%d",&w); ^~~~~~~~~~~ main.c:9:25: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("\n"),gets(s),scanf("%d",&w); ^~~~~~~~~~~~~~ ./ccUevsRy.o: In function `main': main.c:(.text.startup+0x7e): warning: the `gets' function is dangerous and should not be used.