Compilare: user.cpp: In function ‘int main()’: user.cpp:34:9: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(k=j+1; k<=m+1; k++) ^~~ user.cpp:35:31: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ a[i][k]/=a[i][j]; a[i][j]=1; ^ user.cpp:55:37: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] if((j==m+1)&&((-lim>=a[k][m+1])||(a[k][m+1]>=lim))) {f2<<"Imposibil\n";return 0;} ~~~~~~~~^