Compilare: user.cpp: In function ‘int main()’: user.cpp:51:34: warning: array subscript has type ‘char’ [-Wchar-subscripts] coefficient[dp[i]]++; ^ user.cpp:53:34: warning: array subscript has type ‘char’ [-Wchar-subscripts] coefficient[dp[i]]--; ^ user.cpp:49:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(ok[i]==true) ^ user.cpp:12:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("afacere.in","r",stdin); ^ user.cpp:13:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("afacere.out","w",stdout); ^ user.cpp:15:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d\n",&n,&l,&nr); ^ user.cpp:17:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",word[i]+1); ^ user.cpp:55:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&x); ^