Compilare: user.cpp: In function ‘int main()’: user.cpp:42:13: warning: variable ‘start’ set but not used [-Wunused-but-set-variable] clock_t start, finish; ^ user.cpp:42:20: warning: variable ‘finish’ set but not used [-Wunused-but-set-variable] clock_t start, finish; ^ user.cpp: In function ‘void Solve()’: user.cpp:19:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &n, &m); ^ user.cpp: In function ‘int main()’: user.cpp:45:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(scanf("%d", &teste); teste > 0; --teste) ^