Compilare: user.cpp: In function ‘int main()’: user.cpp:28:10: warning: left operand of comma operator has no effect [-Wunused-value] (fisier, "seif.in", "r"); ^ user.cpp:28:21: warning: right operand of comma operator has no effect [-Wunused-value] (fisier, "seif.in", "r"); ^ user.cpp:29:14: warning: left operand of comma operator has no effect [-Wunused-value] (fisier_out, "seif.out", "w"); ^ user.cpp:29:26: warning: right operand of comma operator has no effect [-Wunused-value] (fisier_out, "seif.out", "w"); ^ user.cpp:30:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &T) ; ^ user.cpp:35:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &K) ; ^ user.cpp:37:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%s", S[0]) ; ^ user.cpp:38:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", S[1]) ; ^