Compilare: user.cpp: In function ‘int verif(int, int)’: user.cpp:9:13: warning: unused variable ‘k1’ [-Wunused-variable] int k=0,k1=0; ^ user.cpp: In function ‘int operatie(int, int, char, char)’: user.cpp:31:23: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] else if (s[i]==c1 && ok==0 || s[i]==c2 && ok==0) ^ user.cpp:25:14: warning: unused variable ‘ok1’ [-Wunused-variable] int ok=0,ok1=0; ^ user.cpp: In function ‘int main()’: user.cpp:84:18: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[100000]’ [-Wformat=] scanf("%s",&s); ^ user.cpp: In function ‘int rezolv(int, int)’: user.cpp:78:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:82:37: 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); ^ user.cpp:83:39: 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); ^ user.cpp:84:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&s); ^