#include #define FOR(i,a,b) for (int i=(a);i<(b);i++) #define FORR(i,a,b) for (int i=(a);i>=(b);i--) #define pb push_back #define pcnt __builtin_popcount #define show(x) cout<<#x<<" = "< pii; typedef vector vi; typedef vector vvi; typedef vector vpii; typedef set si; typedef pair pll; typedef vector vl; typedef vector vvl; typedef vector vpll; typedef set sl; templatestring join(vector&v) {stringstream s;FOR(i,0,sz(v))s<<' '<b)swap(a,b);for(;a>0;b%=a,swap(a,b));return b;} int modpow(ll a,ll n,int m){if(a==0)return a;ll p=1;for(;n>0;n/=2,a=a*a%m)if(n&1)p=p*a%m;return(int)p;} void dout(double d){printf("%.12f\n",d);} const int iinf = 1e9; const ll linf = 1e18; const int mod = 1e9+7; const double pi = acos(-1); const double eps = 1e-10; int l, d; int b[505]; si m; void check(int l){ m.clear(); FOR(i, 1, l/3){ FOR(j, i+1, (l-i+1)/2){ int k = l - i - j; if(k - i > d) continue; m.insert(b[i]^b[j]^b[k]); } } while(m.find(b[l]) != m.end()) b[l]++; } main(){ cin.tie(0); ios::sync_with_stdio(false); cin >> l >> d; FOR(i, 1, l + 1)check(i); cout << (b[l] > 0 ? "kado" : "matsu") << endl; }