Eroare de compilare: user.cpp:8:17: error: ‘int log’ redeclared as different kind of symbol int start, stop,log; ^ 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 ‘void build()’: user.cpp:11:19: error: invalid operands of types ‘<unresolved overloaded function type>’ and ‘int’ to binary ‘operator-’ int nod = log-1; ^ user.cpp: In function ‘void query(int, int)’: user.cpp:17:15: error: invalid operands of types ‘int’ and ‘<unresolved overloaded function type>’ to binary ‘operator+’ st = st-1+log; ^ user.cpp:18:15: error: invalid operands of types ‘int’ and ‘<unresolved overloaded function type>’ to binary ‘operator+’ dr = dr-1+log; ^ user.cpp: In function ‘int main()’: user.cpp:30:9: error: overloaded function with no contextual type information log = 1; ^ user.cpp:31:18: error: invalid operands of types ‘<unresolved overloaded function type>’ and ‘int’ to binary ‘operator<=’ while(log <= n) log=(log<<1); ^ user.cpp:31:31: error: invalid operands of types ‘<unresolved overloaded function type>’ and ‘int’ to binary ‘operator<<’ while(log <= n) log=(log<<1); ^ user.cpp:34:28: error: invalid operands of types ‘int’ and ‘<unresolved overloaded function type>’ to binary ‘operator+’ scanf("%d", &arb[i+log-1]); ^ user.cpp:27:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("saracsaurege.in", "r", stdin); ^ user.cpp:28:45: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("saracsaurege.out", "w", stdout); ^ user.cpp:29:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &n, &m); ^ user.cpp:39:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &a, &b); ^