Compilare: main.c: In function 'main': main.c:9:9: warning: implicit declaration of function 'gets' [-Wimplicit-function-declaration] gets(v),n=strlen(v),f=g=q=r=0,memset(e,0,sizeof(e)); ^~~~ main.c:7:5: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("editor.in","r",stdin),freopen("editor.out","w",stdout),scanf("%d\n",&t); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:7:36: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("editor.in","r",stdin),freopen("editor.out","w",stdout),scanf("%d\n",&t); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:7:69: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] freopen("editor.in","r",stdin),freopen("editor.out","w",stdout),scanf("%d\n",&t); ^~~~~~~~~~~~~~~~ ./ccQqXTKl.o: In function `main': main.c:(.text.startup+0x7d): warning: the `gets' function is dangerous and should not be used.