Compilare: user.cpp: In function ‘int main()’: user.cpp:41:9: warning: unused variable ‘i’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^ user.cpp:41:12: warning: unused variable ‘a’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^ user.cpp:41:15: warning: unused variable ‘b’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^ user.cpp:41:18: warning: unused variable ‘k’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^ user.cpp:41:21: warning: unused variable ‘m’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^ user.cpp:41:24: warning: unused variable ‘rsp’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^ user.cpp:41:32: warning: unused variable ‘l’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^ user.cpp:41:35: warning: unused variable ‘r’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^ user.cpp:41:38: warning: unused variable ‘_n’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^ user.cpp:41:42: warning: unused variable ‘d’ [-Wunused-variable] int i, a, b, k, m, rsp, n, l, r, _n, d[200001]; ^