Submission #2495159


Source Code Expand

/*{{{*/
#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<algorithm>
#include<string>
#include<iostream>
#include<sstream>
#include<set>
#include<map>
#include<queue>
#include<bitset>
#include<vector>
#include<limits.h>
#include<assert.h>
#define SZ(X) ((int)(X).size())
#define ALL(X) (X).begin(), (X).end()
#define REP(I, N) for (int I = 0; I < (N); ++I)
#define REPP(I, A, B) for (int I = (A); I < (B); ++I)
#define FOR(I, A, B) for (int I = (A); I <= (B); ++I)
#define FORS(I, S) for (int I = 0; S[I]; ++I)
#define RS(X) scanf("%s", (X))
#define SORT_UNIQUE(c) (sort(c.begin(),c.end()), c.resize(distance(c.begin(),unique(c.begin(),c.end()))))
#define GET_POS(c,x) (lower_bound(c.begin(),c.end(),x)-c.begin())
#define CASET int ___T; scanf("%d", &___T); for(int cs=1;cs<=___T;cs++)
#define MP make_pair
#define PB push_back
#define MS0(X) memset((X), 0, sizeof((X)))
#define MS1(X) memset((X), -1, sizeof((X)))
#define LEN(X) strlen(X)
#define F first
#define S second
using namespace std;
typedef long long LL;
typedef unsigned long long ULL;
typedef long double LD;
typedef pair<int,int> PII;
typedef vector<int> VI;
typedef vector<LL> VL;
typedef vector<PII> VPII;
typedef pair<LL,LL> PLL;
typedef vector<PLL> VPLL;
template<class T> void _R(T &x) { cin >> x; }
void _R(int &x) { scanf("%d", &x); }
void _R(int64_t &x) { scanf("%lld", &x); }
void _R(double &x) { scanf("%lf", &x); }
void _R(char &x) { scanf(" %c", &x); }
void _R(char *x) { scanf("%s", x); }
void R() {}
template<class T, class... U> void R(T &head, U &... tail) { _R(head); R(tail...); }
template<class T> void _W(const T &x) { cout << x; }
void _W(const int &x) { printf("%d", x); }
void _W(const int64_t &x) { printf("%lld", x); }
void _W(const double &x) { printf("%.16f", x); }
void _W(const char &x) { putchar(x); }
void _W(const char *x) { printf("%s", x); }
template<class T,class U> void _W(const pair<T,U> &x) {_W(x.F); putchar(' '); _W(x.S);}
template<class T> void _W(const vector<T> &x) { for (auto i = x.begin(); i != x.end(); _W(*i++)) if (i != x.cbegin()) putchar(' '); }
void W() {}
template<class T, class... U> void W(const T &head, const U &... tail) { _W(head); putchar(sizeof...(tail) ? ' ' : '\n'); W(tail...); }
#ifdef HOME
 #define DEBUG(...) {printf("# ");printf(__VA_ARGS__);puts("");}
#else
 #define DEBUG(...)
#endif
int MOD = 1e9+7;
void ADD(LL& x,LL v){x=(x+v)%MOD;if(x<0)x+=MOD;}
/*}}}*/
const int SIZE = 1e6+10;
int main(){
    string s;
    vector<string>ss;
    R(s);
    REP(i,SZ(s)){
        REPP(j,1,6){
            if(i+j>SZ(s))break;
            ss.PB(s.substr(i,j));
        }
    }
    SORT_UNIQUE(ss);
    int K; R(K);
    W(ss[K-1]);
    return 0;
}

Submission Info

Submission Time
Task C - K-th Substring
User dreamoon
Language C++14 (GCC 5.4.1)
Score 300
Code Size 2781 Byte
Status AC
Exec Time 9 ms
Memory 1660 KB

Compile Error

./Main.cpp: In function ‘void _R(int64_t&)’:
./Main.cpp:46:39: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 2 has type ‘int64_t* {aka long int*}’ [-Wformat=]
 void _R(int64_t &x) { scanf("%lld", &x); }
                                       ^
./Main.cpp: In function ‘void _W(const int64_t&)’:
./Main.cpp:54:45: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘int64_t {aka long int}’ [-Wformat=]
 void _W(const int64_t &x) { printf("%lld", x); }
                                             ^
./Main.cpp: In function ‘void _R(int&)’:
./Main.cpp:45:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
 void _R(int &x) { scanf("%d", &x); }
                                  ^
./Main.cpp: In function ‘void _R(int64_t&)’:
./Main.cpp:46:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
 voi...

Judge Result

Set Name Sample Subtask All
Score / Max Score 0 / 0 200 / 200 100 / 100
Status
AC × 3
AC × 11
AC × 19
Set Name Test Cases
Sample 0_000.txt, 0_001.txt, 0_002.txt
Subtask 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt
All 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 2_011.txt, 2_012.txt, 2_013.txt, 2_014.txt, 2_015.txt, 2_016.txt, 2_017.txt, 2_018.txt
Case Name Status Exec Time Memory
0_000.txt AC 1 ms 256 KB
0_001.txt AC 1 ms 256 KB
0_002.txt AC 1 ms 256 KB
1_003.txt AC 1 ms 256 KB
1_004.txt AC 1 ms 256 KB
1_005.txt AC 1 ms 256 KB
1_006.txt AC 1 ms 256 KB
1_007.txt AC 1 ms 256 KB
1_008.txt AC 1 ms 256 KB
1_009.txt AC 1 ms 256 KB
1_010.txt AC 1 ms 256 KB
2_011.txt AC 7 ms 1660 KB
2_012.txt AC 7 ms 1660 KB
2_013.txt AC 8 ms 1532 KB
2_014.txt AC 9 ms 1660 KB
2_015.txt AC 7 ms 1280 KB
2_016.txt AC 9 ms 1660 KB
2_017.txt AC 9 ms 1660 KB
2_018.txt AC 9 ms 1660 KB