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#include
#include
using namespace std; int main() { int n, k, m; cin >> n >> k >> m; int a[n]; for(int i = 0; i < n; i++) { cin >> a[i]; } for(int i = 0; i < m; i++) { int tip; cin >> tip; if(tip == 1) { int p, v; cin >> p >> v; a[p - 1] = v; } else { vector
brojac(k + 1, 0); int x = 0; int br_tipovi = 0; int najmala_podniza = 2e9; for(int j = 0; j < n; j++) { if(brojac[a[j]] == 0) { br_tipovi++; } brojac[a[j]]++; if(br_tipovi == k) { while(brojac[a[x]] > 1) { brojac[a[x]]--; x++; } if(najmala_podniza > j - x + 1) { najmala_podniza = j - x + 1; } } } if(najmala_podniza == 2e9) najmala_podniza = -1; cout << najmala_podniza << endl; } } return 0; } /* brojac[k] brojac[1] = brojac[2] = brojac[3] = .. = 0 1 2 |3 2 1| 1 3 **/
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everlasting (like CCCP)