Eroare de compilare: user.cpp:7:16: error: ‘int j1’ redeclared as different kind of symbol int aux,mm,mm2,j1,j2,i,j,b[251][251],a[251][251]; ^ In file included from /usr/include/features.h:357:0, from /usr/include/stdio.h:28, from user.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:240:1: error: previous declaration of ‘double j1(double)’ __MATHCALL (j1,, (_Mdouble_)); ^ user.cpp: In function ‘int main()’: user.cpp:24:36: error: assignment of function ‘double j1(double)’ mm=b[i-1][1],mm2=b[i-1][2],j1=1,j2=2; ^ user.cpp:24:36: error: cannot convert ‘int’ to ‘double(double)throw ()’ in assignment user.cpp:25:44: error: assignment of function ‘double j1(double)’ if(mm>mm2) aux=mm2,mm2=mm,mm=aux,j1=2,j2=1; ^ user.cpp:25:44: error: cannot convert ‘int’ to ‘double(double)throw ()’ in assignment user.cpp:30:43: error: invalid conversion from ‘double (*)(double)throw ()’ to ‘int’ [-fpermissive] if(b[i-1][j]<mm)mm2=mm,mm=b[i-1][j],j2=j1,j1=j; ^ user.cpp:30:49: error: assignment of function ‘double j1(double)’ if(b[i-1][j]<mm)mm2=mm,mm=b[i-1][j],j2=j1,j1=j; ^ user.cpp:30:49: error: cannot convert ‘int’ to ‘double(double)throw ()’ in assignment user.cpp:34:7: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] if(j!=j1) b[i][j]=a[i][j]+a[i-1][j]+mm; ^ user.cpp:10:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&m,&n); ^ user.cpp:13:45: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(j=1;j<=n;j++)fscanf(f,"%d",&a[i][j]); ^