Compilare: user.cpp: In function ‘int problema(int*)’: user.cpp:41:8: warning: unused variable ‘ko’ [-Wunused-variable] int ko; ^ user.cpp: In function ‘int main()’: user.cpp:128:9: warning: unused variable ‘k0’ [-Wunused-variable] int k0=k; ^ user.cpp:129:9: warning: unused variable ‘n0’ [-Wunused-variable] int n0=n; ^ user.cpp:126:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d",&n,&k); ^ user.cpp:135:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d",&a,&b); ^ user.cpp: In function ‘int problema(int*)’: user.cpp:93:26: warning: ‘sursa’ may be used uninitialized in this function [-Wmaybe-uninitialized] t[sursa].st--; ^ user.cpp:92:9: warning: ‘loc’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(t[sursa].st==loc) ^