Compilare: main.cpp: In function 'void read()': main.cpp:39:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(j=0;j<=m+1;j++) ^~~ main.cpp:40:32: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' cout<<x[i][j]<<' ';cout<<'\n';} ^~~~