#include <bits/stdc++.h> using namespace std; #define TRACE(x) cerr << #x << " " << x << endl #define FOR(i, a, b) for (int i = (a); i < int(b); ++i) #define REP(i, n) FOR(i, 0, n) #define _ << " " << typedef long long llint; const int MAXN = 505; int n, k; int mat[MAXN][MAXN]; int main(void) { scanf("%d%d", &n, &k); for (int i = 0; i < n; ++i) for (int j = 0; j < n; ++j) scanf("%d", &mat[i][j]); if (k < 3) { printf("%d\n", k); return 0; } int prev = 0; int curr = 1; for (int i = 0; i < k - 2; ++i) { int nxt = mat[curr][prev] - 1; prev = curr; curr = nxt; } printf("%d\n", curr + 1); return 0; }

politicari.cpp: In function 'int main()':
politicari.cpp:18:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &n, &k);
   ~~~~~^~~~~~~~~~~~~~~~
politicari.cpp:21:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d", &mat[i][j]);
       ~~~~~^~~~~~~~~~~~~~~~~~