Compilare: user.cpp: In function ‘int main()’: user.cpp:43:28: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[110]’ [-Wformat=] scanf("%s%d%d",&s,&a,&b); ^ user.cpp:61:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(nr<=15000) ^ user.cpp:40:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("risipa.in","r",stdin); ^ user.cpp:41:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("risipa.out","w",stdout); ^ user.cpp:43:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s%d%d",&s,&a,&b); ^