Compilare: main.cpp: In function 'int main()': main.cpp:39:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int j=1;j<=n-1;++j) ^~~ main.cpp:40:26: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' g<<ma[i][j]<<" ";g<<'\n'; ^