Compilare: user.cpp: In function ‘int han(int, char, char, char)’: user.cpp:9:9: warning: suggest parentheses around assignment used as truth value [-Wparentheses] if (w=1) fout<<("de pe",a,"pe",b); ^ user.cpp:9:26: warning: left operand of comma operator has no effect [-Wunused-value] if (w=1) fout<<("de pe",a,"pe",b); ^ user.cpp:9:28: warning: right operand of comma operator has no effect [-Wunused-value] if (w=1) fout<<("de pe",a,"pe",b); ^ user.cpp:9:33: warning: right operand of comma operator has no effect [-Wunused-value] if (w=1) fout<<("de pe",a,"pe",b); ^ user.cpp:12:18: warning: left operand of comma operator has no effect [-Wunused-value] fout<<("de pe",a,"pe",b); ^ user.cpp:12:20: warning: right operand of comma operator has no effect [-Wunused-value] fout<<("de pe",a,"pe",b); ^ user.cpp:12:25: warning: right operand of comma operator has no effect [-Wunused-value] fout<<("de pe",a,"pe",b); ^ user.cpp:15:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^