////////////////////////////// Author:eldaee, coder_viper #pragma GCC optimize ("Ofast") #include <bits/stdc++.h> #define int long long #define str string #define vec vector #define dou double #define ld long double #define pb push_back #define ppb pop_back #define eb emplace_back #define YES cout << "YES" << '\n' #define Yes cout << "Yes" << '\n' #define NO cout << "NO" << '\n' #define No cout << "No" << '\n' #define gcd __gcd #define all(x) x.begin(),x.end() #define eldaee ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); using namespace std; /* */ void solve() { int n, m, vv; cin >> n >> m >> vv; vec<int> v(m+1, 0); vec<vec<int>> vec(m+1); vec<pair<int,int>> z; for (int i = 0; i < vv; i++) { string s; cin >> s; int a = 0, b = 0; int pos = 0; while (s[pos] >= '0' && s[pos] <= '9') { a = a*10 + (s[pos]-'0'); pos++; } char c = s[pos]; pos++; while (s[pos] >= '0' && s[pos] <= '9') { b = b*10 + (s[pos]-'0'); pos++; } if (c == '=') { z.pb({a,b}); } else if (c == '<') { vec[a].pb(b); } } for (auto p : z) { int a = p.first, b = p.second; int t = max(v[a], v[b]); v[a] = t; v[b] = t; for (int i = 1; i <= m; i++) { if (v[i] == v[a]) { v[i] = t; } } } for (int i = 1; i <= m; i++) { for (auto b : vec[i]) { if (v[i] == 0) { v[i] = 1; } if (v[b] == 0) { v[b] = v[i]+1; } else { v[b] = max(v[b], v[i]+1); } } } for (int i = 1; i <= m; i++) { if (v[i] > 0 && v[i] <= n) { cout << "K" << v[i] << "\n"; } else { cout << "?\n"; } } } signed main() { eldaee solve(); }

kovanice.cpp: In function 'void solve()':
kovanice.cpp:31:21: error: expected primary-expression before '>' token
   31 |     vec<pair<int,int>> z;
      |                     ^~
kovanice.cpp:31:24: error: 'z' was not declared in this scope
   31 |     vec<pair<int,int>> z;
      |                        ^
kovanice.cpp:53:29: error: 'b' was not declared in this scope
   53 |         int t = max(v[a], v[b]);
      |                             ^