Compilare: main.cpp: In function 'int prioritate(char)': main.cpp:17:16: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if(s1=='*' && operatii.top()=='+'||s1=='*' && operatii.top()=='-'||s1=='/' && operatii.top()=='+'||s1=='/' && operatii.top()=='-') ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:17:80: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if(s1=='*' && operatii.top()=='+'||s1=='*' && operatii.top()=='-'||s1=='/' && operatii.top()=='+'||s1=='/' && operatii.top()=='-') ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:17:112: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if(s1=='*' && operatii.top()=='+'||s1=='*' && operatii.top()=='-'||s1=='/' && operatii.top()=='+'||s1=='/' && operatii.top()=='-') ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:128:9: warning: unused variable 'y' [-Wunused-variable] int y=numere.top(); ^ main.cpp: In function 'int calculam(char)': main.cpp:55:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:58:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("evaluare.in","r",stdin); ^ main.cpp:59:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("evaluare.out","w",stdout); ^ main.cpp:60:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s",s); ^