struct Compare {
int AA, AT, AG, AC, TA, TT, TG, TC, GA, GT, GG, GC, CA, CT, CG, CC, NA, NT, NG, NC, Ai, Ti, Gi, Ci, Ni, dA, dT, dG, dC;
struct Compare {
int AA, AT, AG, AC, TA, TT, TG, TC, GA, GT, GG, GC, CA, CT, CG, CC, NA, NT, NG, NC, Ai, Ti, Gi, Ci, Ni, dA, dT, dG, dC;