Compilare: user.cpp: In function ‘void solve()’: user.cpp:100:11: warning: unused variable ‘fiu’ [-Wunused-variable] int fiu = *it; ^ user.cpp:112:11: warning: unused variable ‘fiu’ [-Wunused-variable] int fiu = *it; ^ user.cpp: In function ‘void read()’: user.cpp:24:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &n); ^ user.cpp:25:55: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for (int i = 1; i <= n; i++)fscanf(f, "%d", &dur[i]); ^ user.cpp:28:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &mk); ^ user.cpp:31:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &k); ^ user.cpp: In function ‘void solve()’: user.cpp:106:21: warning: array subscript is below array bounds [-Warray-bounds] l[n + 1] = e[n + 1]; ^ user.cpp:106:10: warning: array subscript is below array bounds [-Warray-bounds] l[n + 1] = e[n + 1]; ^