Compilare: main.cpp: In function 'void roy_floyd()': main.cpp:24:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation] 24 | if (dist[i][k] && dist[k][j]); | ^~ main.cpp:25:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 25 | if (dist[i][j]>dist[i][k]+dist[k][j] || (dist[i][j]==0 && i!=j)) { | ^~