Eroare de compilare: user.cpp:6:24: error: ‘int time’ redeclared as different kind of symbol int n,m,k,i,j,x,y,maxi,time,ok,c[3][1<<8]; ^ In file included from /usr/include/pthread.h:26:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/gthr-default.h:35, from /usr/include/i386-linux-gnu/c++/4.8/bits/gthr.h:148, from /usr/include/c++/4.8/ext/atomicity.h:33, from /usr/include/c++/4.8/bits/ios_base.h:39, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/time.h:186:15: error: previous declaration of ‘time_t time(time_t*)’ extern time_t time (time_t *__timer) __THROW; ^ user.cpp: In function ‘int main()’: user.cpp:21:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] while(time<=k) ^ user.cpp:25:23: error: invalid operands of types ‘time_t(time_t*)throw () {aka long int(long int*)throw ()}’ and ‘int’ to binary ‘operator&’ if(c[time&1][i]!=maxi) ok=0; ^ user.cpp:27:35: warning: pointer to a function used in arithmetic [-Wpointer-arith] for(i=1;i<=n;++i) c[(time+1)&1][i]=0; ^ user.cpp:27:38: error: invalid operands of types ‘time_t (*)(time_t*)throw () {aka long int (*)(long int*)throw ()}’ and ‘int’ to binary ‘operator&’ for(i=1;i<=n;++i) c[(time+1)&1][i]=0; ^ user.cpp:29:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<V[i].size();++j) ^ user.cpp:30:25: warning: pointer to a function used in arithmetic [-Wpointer-arith] c[(time+1)&1][i]=max(c[(time+1)&1][i],c[time&1][V[i][j]]); ^ user.cpp:30:28: error: invalid operands of types ‘time_t (*)(time_t*)throw () {aka long int (*)(long int*)throw ()}’ and ‘int’ to binary ‘operator&’ c[(time+1)&1][i]=max(c[(time+1)&1][i],c[time&1][V[i][j]]); ^ user.cpp:30:46: warning: pointer to a function used in arithmetic [-Wpointer-arith] c[(time+1)&1][i]=max(c[(time+1)&1][i],c[time&1][V[i][j]]); ^ user.cpp:30:49: error: invalid operands of types ‘time_t (*)(time_t*)throw () {aka long int (*)(long int*)throw ()}’ and ‘int’ to binary ‘operator&’ c[(time+1)&1][i]=max(c[(time+1)&1][i],c[time&1][V[i][j]]); ^ user.cpp:30:62: error: invalid operands of types ‘time_t(time_t*)throw () {aka long int(long int*)throw ()}’ and ‘int’ to binary ‘operator&’ c[(time+1)&1][i]=max(c[(time+1)&1][i],c[time&1][V[i][j]]); ^ user.cpp:31:13: error: ISO C++ forbids incrementing a pointer of type ‘time_t (*)(time_t*)throw () {aka long int (*)(long int*)throw ()}’ [-fpermissive] time++; ^ user.cpp:31:13: error: lvalue required as increment operand