Compilare: user.cpp: In function ‘void Solve()’: user.cpp:27:12: warning: unused variable ‘pas’ [-Wunused-variable] int i, pas, k1 = 0, k2 = 0, nr; ^ user.cpp:27:33: warning: unused variable ‘nr’ [-Wunused-variable] int i, pas, k1 = 0, k2 = 0, nr; ^ user.cpp:28:19: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] gets( S1 + 1 ); gets( S2 + 1 ); ^ user.cpp:28:35: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] gets( S1 + 1 ); gets( S2 + 1 ); ^ user.cpp: In function ‘int main()’: user.cpp:53:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(scanf("%d ", &teste); teste; --teste) ^ /tmp/ccIAe4XE.o: In function `Solve()': user.cpp:(.text+0x17): warning: the `gets' function is dangerous and should not be used.