#include <bits/stdc++.h> #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define FORD(i, a, b) for(int i = (a); i >= (b); --i) #define VAR(v, i) __typeof(i) v=(i) #define FORE(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define all(v) (v).begin(),(v).end() #define PII pair<int,int> #define mp make_pair #define st first #define nd second #define pb push_back #define lint long long int #define VI vector<int> #define debug(x) {cerr <<#x <<" = " <<x <<endl; } #define debug2(x,y) {cerr <<#x <<" = " <<x << ", "<<#y<<" = "<< y <<endl; } #define debug3(x,y,z) {cerr <<#x <<" = " <<x << ", "<<#y<<" = "<< y << ", " << #z << " = " << z <<endl; } #define debugv(x) {{cerr <<#x <<" = "; FORE(itt, (x)) cerr <<*itt <<", "; cerr <<endl; }} #define debugt(t,n) {{cerr <<#t <<" = "; FOR(it,0,(n)) cerr <<t[it] <<", "; cerr <<endl; }} #define make( x) int (x); scanf("%d",&(x)); #define make2( x, y) int (x), (y); scanf("%d%d",&(x),&(y)); #define make3(x, y, z) int (x), (y), (z); scanf("%d%d%d",&(x),&(y),&(z)); #define make4(x, y, z, t) int (x), (y), (z), (t); scanf("%d%d%d%d",&(x),&(y),&(z),&(t)); #define makev(v,n) VI (v); FOR(i,0,(n)) { make(a); (v).pb(a);} #define IOS ios_base::sync_with_stdio(0) #define HEAP priority_queue #define read( x) scanf("%d",&(x)); #define read2( x, y) scanf("%d%d",&(x),&(y)); #define read3(x, y, z) scanf("%d%d%d",&(x),&(y),&(z)); #define read4(x, y, z, t) scanf("%d%d%d%d",&(x),&(y),&(z),&(t)); #define readv(v,n) FOR(i,0,(n)) { make(a); (v).pb(a);} using namespace std; const int max_n = 1e6 + 5; int n; vector<PII> odbijanki[40][2]; bitset<9000> halo[9000][2]; int dx[]={1,1,-1,-1}; int dy[]={1,-1,-1,1}; int inv0[] = {3, 2, 1, 0}; int inv1[] = {1, 0, 3, 2}; int posx = 1; int posy = 0; int POWER; int kier = 0; void nxt(int moves) { FOR(i,0,moves) { posx = posx + dx[kier]; posy = posy + dy[kier]; if (posx == 0 || posx == POWER || (posx%2==1 && halo[posx/2][0].test(posy/2))) { kier = inv0[kier]; continue; } else if (posy == 0 || posy == POWER || (posy%2==1 && halo[posx/2][1].test(posy/2))) { kier = inv1[kier]; } } return ; } int main() { read(n); odbijanki[1][0].pb(mp(1,2)); odbijanki[1][1].pb(mp(2,3)); odbijanki[1][0].pb(mp(3,2)); POWER = (1<<(n+1)); FOR(i,1,n) { int p2 = 1<<(i+1); odbijanki[i+1][0].pb(mp(1, p2)); odbijanki[i+1][1].pb(mp(p2, p2 + 1)); odbijanki[i+1][0].pb(mp(p2 + p2 - 1, p2)); FORE(j, odbijanki[i][0]) { int x = j->st, y = j->nd; odbijanki[i+1][0].pb(mp(x, p2 + y)); odbijanki[i+1][0].pb(mp(x+p2, y+p2)); odbijanki[i+1][1].pb(mp(y, p2-x)); odbijanki[i+1][1].pb(mp(p2+p2-y, x)); } FORE(j, odbijanki[i][1]) { int x = j->st, y = j->nd; odbijanki[i+1][1].pb(mp(x, p2 + y)); odbijanki[i+1][1].pb(mp(x+p2, y+p2)); odbijanki[i+1][0].pb(mp(y, p2-x)); odbijanki[i+1][0].pb(mp(p2+p2-y, x)); } } FORE(i, odbijanki[n][0]) { int x = i->st, y = i->nd; halo[x/2][0].set(y/2); } FORE(i, odbijanki[n][1]) { int x = i->st, y = i->nd; halo[x/2][1].set(y/2); } make(z); int last = 0; while (z--) { make(a); int moves = a-last; last = a; nxt(moves); printf("%d %d\n", posx, posy); } }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 | #include <bits/stdc++.h> #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define FORD(i, a, b) for(int i = (a); i >= (b); --i) #define VAR(v, i) __typeof(i) v=(i) #define FORE(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define all(v) (v).begin(),(v).end() #define PII pair<int,int> #define mp make_pair #define st first #define nd second #define pb push_back #define lint long long int #define VI vector<int> #define debug(x) {cerr <<#x <<" = " <<x <<endl; } #define debug2(x,y) {cerr <<#x <<" = " <<x << ", "<<#y<<" = "<< y <<endl; } #define debug3(x,y,z) {cerr <<#x <<" = " <<x << ", "<<#y<<" = "<< y << ", " << #z << " = " << z <<endl; } #define debugv(x) {{cerr <<#x <<" = "; FORE(itt, (x)) cerr <<*itt <<", "; cerr <<endl; }} #define debugt(t,n) {{cerr <<#t <<" = "; FOR(it,0,(n)) cerr <<t[it] <<", "; cerr <<endl; }} #define make( x) int (x); scanf("%d",&(x)); #define make2( x, y) int (x), (y); scanf("%d%d",&(x),&(y)); #define make3(x, y, z) int (x), (y), (z); scanf("%d%d%d",&(x),&(y),&(z)); #define make4(x, y, z, t) int (x), (y), (z), (t); scanf("%d%d%d%d",&(x),&(y),&(z),&(t)); #define makev(v,n) VI (v); FOR(i,0,(n)) { make(a); (v).pb(a);} #define IOS ios_base::sync_with_stdio(0) #define HEAP priority_queue #define read( x) scanf("%d",&(x)); #define read2( x, y) scanf("%d%d",&(x),&(y)); #define read3(x, y, z) scanf("%d%d%d",&(x),&(y),&(z)); #define read4(x, y, z, t) scanf("%d%d%d%d",&(x),&(y),&(z),&(t)); #define readv(v,n) FOR(i,0,(n)) { make(a); (v).pb(a);} using namespace std; const int max_n = 1e6 + 5; int n; vector<PII> odbijanki[40][2]; bitset<9000> halo[9000][2]; int dx[]={1,1,-1,-1}; int dy[]={1,-1,-1,1}; int inv0[] = {3, 2, 1, 0}; int inv1[] = {1, 0, 3, 2}; int posx = 1; int posy = 0; int POWER; int kier = 0; void nxt(int moves) { FOR(i,0,moves) { posx = posx + dx[kier]; posy = posy + dy[kier]; if (posx == 0 || posx == POWER || (posx%2==1 && halo[posx/2][0].test(posy/2))) { kier = inv0[kier]; continue; } else if (posy == 0 || posy == POWER || (posy%2==1 && halo[posx/2][1].test(posy/2))) { kier = inv1[kier]; } } return ; } int main() { read(n); odbijanki[1][0].pb(mp(1,2)); odbijanki[1][1].pb(mp(2,3)); odbijanki[1][0].pb(mp(3,2)); POWER = (1<<(n+1)); FOR(i,1,n) { int p2 = 1<<(i+1); odbijanki[i+1][0].pb(mp(1, p2)); odbijanki[i+1][1].pb(mp(p2, p2 + 1)); odbijanki[i+1][0].pb(mp(p2 + p2 - 1, p2)); FORE(j, odbijanki[i][0]) { int x = j->st, y = j->nd; odbijanki[i+1][0].pb(mp(x, p2 + y)); odbijanki[i+1][0].pb(mp(x+p2, y+p2)); odbijanki[i+1][1].pb(mp(y, p2-x)); odbijanki[i+1][1].pb(mp(p2+p2-y, x)); } FORE(j, odbijanki[i][1]) { int x = j->st, y = j->nd; odbijanki[i+1][1].pb(mp(x, p2 + y)); odbijanki[i+1][1].pb(mp(x+p2, y+p2)); odbijanki[i+1][0].pb(mp(y, p2-x)); odbijanki[i+1][0].pb(mp(p2+p2-y, x)); } } FORE(i, odbijanki[n][0]) { int x = i->st, y = i->nd; halo[x/2][0].set(y/2); } FORE(i, odbijanki[n][1]) { int x = i->st, y = i->nd; halo[x/2][1].set(y/2); } make(z); int last = 0; while (z--) { make(a); int moves = a-last; last = a; nxt(moves); printf("%d %d\n", posx, posy); } } |