Eroare de compilare: user.cpp:6:31: error: ‘int log [100010]’ redeclared as different kind of symbol int rmq[20][100010],log[100010]; ^ In file included from /usr/include/features.h:357:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/os_defines.h:39, from /usr/include/i386-linux-gnu/c++/4.8/bits/c++config.h:420, from /usr/include/c++/4.8/cstdio:41, from user.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:110:1: error: previous declaration of ‘double log(double)’ __MATHCALL (log,, (_Mdouble_ __x)); ^ user.cpp: In function ‘int main()’: user.cpp:15:32: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript for(int i=2;i<=n;i++) log[i]=log[i/2]+1; ^ user.cpp:15:41: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript for(int i=2;i<=n;i++) log[i]=log[i/2]+1; ^ user.cpp:16:25: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript for(int l=1;l<=log[n];l++) ^ user.cpp:22:24: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript int l=log[b-a+1]; ^ user.cpp:10:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("rmq.in", "r", stdin); ^ user.cpp:11:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("rmq.out", "w", stdout); ^ user.cpp:13:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ user.cpp:14:49: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(int i=1;i<=n;i++) scanf("%d",&rmq[0][i]); ^ user.cpp:21:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&a,&b); ^