#include #define rep(i, n) for (int i=0; i<(int)(n); i++) #define all(v) v.begin(), v.end() #define PRINT(v) for (auto x : (v)) cout <>; using mat = vector>; const ll MOD = 1000000007; const ll INF = 10000000000000000; const int inf = 1001001001; vector x4 = {0, 1, 0, -1}, x8 = {0, 1, 1, 1, 0, -1, -1, -1}; vector y4 = {1, 0, -1, 0}, y8 = {1, 1, 0, -1, -1, -1, 0, 1}; template inline bool chmin(T& a, T b){if (a>b){a = b; return true;}return false;} template inline bool chmax(T& a, T b){if (a inline T powerM(T a,T b){if (b==0) return 1; T tmp = powerM(a,b/2); if (b%2==0) return tmp*tmp%MOD; else return tmp*tmp%MOD*a%MOD; } template inline T power(T a,T b,T m){ if (b==0) return 1; T tmp = power(a,b/2,m); if (b%2==0) return tmp*tmp%m; else return tmp*tmp%m*a%m; } template inline T gcd(T a, T b){if (b==0) return a; return gcd(b, a%b);} template inline T lcm(T a, T b){return a / gcd(a,b) * b;} // ax+by=gcd(a,b)を解く template inline T extgcd(T a,T b,T &x,T &y){if (b==0){x=1; y=0; return a;} T d=extgcd(b,a%b,y,x); y -= a/b*x; return d;} void hey(){ cout <<"hey" < struct edge { int to; T cost;}; int main() { int N,M,K; cin >>N >>M >>K; vector> a(N, vector(M, 0)); rep(i, N) rep(j, M) cin >>a[i][j]; vector> dp(N+1, vector(K+1, -1)); dp[0][K] = 1; for (int i=0; i=0; j--){ if (dp[i][j] == -1) continue; for (int k=0; k=0; j--) if (dp[N][j] == 1) res = j; cout <