Compilare: user.cpp: In function ‘int timp(int)’: user.cpp:133:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘void readFile()’: user.cpp:53:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &n, &kx); ^ user.cpp:57:35: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &frend[i]); ^ user.cpp:61:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &m); ^ user.cpp:66:46: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d%d%d", &a, &b, &t, &w); ^