Compilare: main.cpp: In function 'bool check(int, int)': main.cpp:18:5: warning: unused variable 'i' [-Wunused-variable] int i,j,ok=0,x=dst[a][b]; ^ main.cpp:18:9: warning: unused variable 'ok' [-Wunused-variable] int i,j,ok=0,x=dst[a][b]; ^~ main.cpp: In function 'int main()': main.cpp:83:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:84:14: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' cout<<0; x=0; ^ main.cpp:34:5: warning: unused variable 'poz' [-Wunused-variable] int poz=0,i,j,x,s=0; ^~~