Submission #105670

#	Time	Username	Problem	Language	Result	Execution time	Memory
105670		Leonardo_Paes	Sequence (BOI14_sequence)	C++11	25 / 100	1083 ms	768 KiB

sequence

#include <bits/stdc++.h>

using namespace std;

int vet[100100];

int main(){
	
	int k;

	cin >> k;

  int x;

  bool ok=true;

	for(int i=1; i<=k; i++){
		cin >> vet[i];
    x=vet[1];
    if(x!=vet[i]){
      ok=0;
    }
	}

  if(ok==true){
        if(x==0){
      if(k==1){
        cout << 10 << endl;
      }
      else if(k>=2 and k<=11){
        cout << 100 << endl;
      }
        else if(k>=12 and k<=111){
      cout << 1000 << endl;
    }
    else if(k>=112 and k<=1111){
      cout << 10000 << endl;
    }
    else if(k>=1112 and k<=11111){
      cout << 100000 << endl;
    }
    else{
      cout << 1000000 << endl;
    }
    return 0;
    }
    else if(x==9){
      if(k==1){
        cout << 9 << endl;
      }
      else if(k>=2 and k<=11){
        cout << 89 << endl;
      }
      else if(k>=12 and k<=111){
        cout << 889 << endl;
      }
        else if(k>=112 and k<=1111){
      cout << 8889 << endl;
    }
    else if(k>=1112 and k<=11111){
      cout << 88889 << endl;
    }
    else if(k>=11112 and k<=111111){
      cout << 888889 << endl;
    }
    return 0;
    }
    

    if(k==1){
      cout << x << endl;
    }
    else if(k>=2 and k<=10){
      cout << x*10 << endl;
    }
    else if(k>=11 and k<=100){
      cout << x*100 << endl;
    }
    else if(k>=101 and k<=1000){
      cout << x*1000 << endl;
    }
    else if(k>=1001 and k<=10000){
      cout << x*10000 << endl;
    }
    else if(k>=10001 and k<=100000){
      cout << x*100000 << endl;
    }
    return 0;
  }
  else{
    int resp=0x3f3f3f3f;
    for(int w=1; w<=100000; w++){
          bool ok=true;

      for(int j=1; j<=k; j++){

        int i = w+j-1;
        if(i>=1 and i<=9){
          if(i==vet[j]){
            continue;
          }
        }
        if(i>=10 and i<=99){
          if(i%10==vet[j]){
            continue;
          }
          if((i-i%10)/10==vet[j]){
            continue;
          }
        }
        if(i>=100 and i<=999){
          if(i%10==vet[j]){
            continue;
          }
          if((i%100-i%10)/10==vet[j]){
            continue;
          }
          if((i-i%100)/100==vet[j]){
            continue;
          }
        }if(i>=1000){
          if(i%10==vet[j]){
            continue;
          }
          if((i%100-i%10)/10==vet[j]){
            continue;
          }
          if((i%1000-i%100)/100==vet[j]){
            continue;
          }
          if((i-i%1000)/1000==vet[j]){
            continue;
          }
        }
        ok=false;
      }
      if(ok==true){
        resp=min(resp, w);
      }
    }
      cout << resp << endl;

  }
}

Compilation message (stderr)

sequence.cpp: In function 'int main()':
sequence.cpp:86:17: warning: 'x' may be used uninitialized in this function [-Wmaybe-uninitialized]
       cout << x*100000 << endl;
                 ^~~~~~

• Subtask 1: 0 / 9
• Subtask 2: 0 / 33
• Subtask 3: 25 / 25
• Subtask 4: 0 / 33