Compilare: main.cpp: In function 'int main()': main.cpp:18:95: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 18 | if( v[i][k]!= 0 && v[k][j]!=0 && (v[i][j] > v[i][k] + v[k][j] || !v[i][j] && i!=j)) | ~~~~~~~~~^~~~~~~ main.cpp:23:14: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 23 | for(int j =1 ; j <= n ; j ++ ) | ^~~ main.cpp:25:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 25 | cout<<endl; | ^~~~