Eroare de compilare: main.cpp:7:58: error: 'int log2 [30]' redeclared as different kind of entity 7 | int n,m,i,j,mbr,str,dp[300005][25],father[250005],log2[30],pwr2[30]; | ^ In file included from /usr/include/features.h:490, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/os_defines.h:39, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/c++config.h:655, from /usr/include/c++/12.2.1/cassert:43, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:33, from main.cpp:1: /usr/include/bits/mathcalls.h:133:1: note: previous declaration 'double log2(double)' 133 | __MATHCALL_VEC (log2,, (_Mdouble_ __x)); | ^~~~~~~~~~~~~~ main.cpp:9:1: error: ISO C++ forbids declaration of 'precalc' with no type [-fpermissive] 9 | precalc() | ^~~~~~~ main.cpp: In function 'int precalc()': main.cpp:11:4: error: 'pwr' was not declared in this scope; did you mean 'pwr2'? 11 | pwr[0]=1; | ^~~ | pwr2 main.cpp:14:8: error: invalid types '<unresolved overloaded function type>[int]' for array subscript 14 | log2[1]=0; | ^ main.cpp:16:13: error: invalid types '<unresolved overloaded function type>[int]' for array subscript 16 | log2[i]=log2[i/2]+1; | ^ main.cpp:16:21: error: invalid types '<unresolved overloaded function type>[int]' for array subscript 16 | log2[i]=log2[i/2]+1; | ^ main.cpp:17:1: warning: no return statement in function returning non-void [-Wreturn-type] 17 | } | ^ main.cpp: In function 'int main()': main.cpp:43:27: error: invalid types '<unresolved overloaded function type>[int]' for array subscript 43 | int put = log2[str]; //2 //1 //0 | ^ Non zero exit status: 1