Compilare: main.cpp: In function 'int main()': main.cpp:30:16: warning: unused variable 'i2' [-Wunused-variable] int i,j,i1,i2,i3,ok,j1,k1,k2,k3,k4,p; ^~ main.cpp:30:19: warning: unused variable 'i3' [-Wunused-variable] int i,j,i1,i2,i3,ok,j1,k1,k2,k3,k4,p; ^~ main.cpp:30:22: warning: unused variable 'ok' [-Wunused-variable] int i,j,i1,i2,i3,ok,j1,k1,k2,k3,k4,p; ^~ main.cpp:30:25: warning: unused variable 'j1' [-Wunused-variable] int i,j,i1,i2,i3,ok,j1,k1,k2,k3,k4,p; ^~ main.cpp:30:34: warning: unused variable 'k3' [-Wunused-variable] int i,j,i1,i2,i3,ok,j1,k1,k2,k3,k4,p; ^~ main.cpp:30:37: warning: unused variable 'k4' [-Wunused-variable] int i,j,i1,i2,i3,ok,j1,k1,k2,k3,k4,p; ^~ main.cpp:31:9: warning: unused variable 's1' [-Wunused-variable] int s1,s2,s; ^~ main.cpp:31:12: warning: unused variable 's2' [-Wunused-variable] int s1,s2,s; ^~