Compilare: main.cpp: In function 'void BFS()': main.cpp:65:17: warning: unused variable 'cost' [-Wunused-variable] int cost=V[nod][i].second; ^~~~ main.cpp: In function 'int main()': main.cpp:103:12: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(xv>1) A[xv-1][yv]=1,A[xv-1][yv+1]=1; A[xv+1][yv]=1; ^~ main.cpp:103:52: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' if(xv>1) A[xv-1][yv]=1,A[xv-1][yv+1]=1; A[xv+1][yv]=1; ^ main.cpp:105:12: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(xv>2) A[xv-2][yv]=1; A[xv+2][yv]=1; ^~ main.cpp:105:36: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' if(xv>2) A[xv-2][yv]=1; A[xv+2][yv]=1; ^ main.cpp:106:12: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(yv>2) A[xv][yv-2]=1; A[xv][yv+2]=1; ^~ main.cpp:106:36: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' if(yv>2) A[xv][yv-2]=1; A[xv][yv+2]=1; ^