Compilare: user.cpp: In function ‘int termen()’: user.cpp:13:16: warning: suggest parentheses around assignment used as truth value [-Wparentheses] while(s[p]='-'){ ^ user.cpp:12:15: warning: unused variable ‘sum’ [-Wunused-variable] int val=0,sum=1; ^ user.cpp: In function ‘int nt()’: user.cpp:54:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:60:13: warning: unused variable ‘j’ [-Wunused-variable] int n,i,j,cnt=0,aux,sum=0,neg=0,nr; ^ user.cpp:60:21: warning: unused variable ‘aux’ [-Wunused-variable] int n,i,j,cnt=0,aux,sum=0,neg=0,nr; ^ user.cpp:60:31: warning: unused variable ‘neg’ [-Wunused-variable] int n,i,j,cnt=0,aux,sum=0,neg=0,nr; ^ user.cpp:60:37: warning: unused variable ‘nr’ [-Wunused-variable] int n,i,j,cnt=0,aux,sum=0,neg=0,nr; ^ user.cpp:58:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("expresie2.in","r",stdin); ^ user.cpp:59:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("expresie2.out","w",stdout); ^ user.cpp:61:26: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(s,100000,stdin); ^