oj.uz

Submission #332654

# Submission time Handle Problem Language Result Execution time Memory
332654 2020-12-03T02:25:32 Z daniel920712 Selling RNA Strands (JOI16_selling_rna) C++14
35 / 100
 99 ms 12268 KB 
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <vector>
#include <algorithm>
#include <string.h>
#include <map>

using namespace std;
long long MOD=1e9+7;
vector < long long > a[100005],b[100005];
vector < long long > can;
map < pair < long long , long long > , long long > con[55][55];
char tt[100005];
char tt2[100005];
long long sz[100005];
int main()
{
    long long N,M,K,t=0,i,j,k,t2,xx,yy,ans;
    scanf("%lld %lld",&N,&M);
    for(i=0;i<N;i++)
    {
        scanf("%s",tt);
        K=(long long) strlen(tt);
        sz[i]=K;
        if(K>50) can.push_back(i);
        t=0;
        for(j=0;j<K;j++)
        {
            t*=4;
            if(tt[j]=='U') t++;
            if(tt[j]=='C') t+=2;
            if(tt[j]=='G') t+=3;
            t%=MOD;

            a[i].push_back(t);
        }

        t=0;
        for(j=K-1;j>=0;j--)
        {
            t*=4;
            if(tt[j]=='U') t++;
            if(tt[j]=='C') t+=2;
            if(tt[j]=='G') t+=3;
            t%=MOD;
            //printf("%lld ",t);
            b[i].push_back(t);
        }


        for(j=0;j<K;j++) for(k=0;k<K;k++) con[j][k][make_pair(a[i][j],b[i][k])]++;


    }
    while(M--)
    {
        ans=0;
        scanf("%s %s",tt,tt2);

        xx=strlen(tt);
        yy=strlen(tt2);

        t=0;
        for(j=0;j<xx;j++)
        {
            t*=4;
            if(tt[j]=='U') t++;
            if(tt[j]=='C') t+=2;
            if(tt[j]=='G') t+=3;
            t%=MOD;
        }

        t2=0;
        for(j=yy-1;j>=0;j--)
        {
            t2*=4;
            if(tt2[j]=='U') t2++;
            if(tt2[j]=='C') t2+=2;
            if(tt2[j]=='G') t2+=3;
            t2%=MOD;
        }


        for(auto i:can)
        {
            if(sz[i]<xx||sz[i]<yy) continue;

            if(a[i][xx-1]==t&&b[i][yy-1]==t2) ans++;
        }
        if(con[xx-1][yy-1].find(make_pair(t,t2))!=con[xx-1][yy-1].end()) ans+=con[xx-1][yy-1][make_pair(t,t2)];
        printf("%lld\n",ans);


    }
    return 0;
}

Compilation message

selling_rna.cpp: In function 'int main()':
selling_rna.cpp:20:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   20 |     scanf("%lld %lld",&N,&M);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~
selling_rna.cpp:23:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   23 |         scanf("%s",tt);
      |         ~~~~~^~~~~~~~~
selling_rna.cpp:59:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   59 |         scanf("%s %s",tt,tt2);
      |         ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5228 KB Output is correct
2 Correct 4 ms 5228 KB Output is correct
3 Correct 4 ms 5228 KB Output is correct
4 Correct 4 ms 5228 KB Output is correct
5 Correct 4 ms 5228 KB Output is correct
6 Correct 4 ms 5228 KB Output is correct
7 Correct 4 ms 5228 KB Output is correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Runtime error 13 ms 11244 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 9068 KB Output is correct
2 Correct 99 ms 12268 KB Output is correct
3 Correct 76 ms 10860 KB Output is correct
4 Correct 30 ms 8812 KB Output is correct
5 Correct 81 ms 12140 KB Output is correct
6 Correct 68 ms 10860 KB Output is correct

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5228 KB Output is correct
2 Correct 4 ms 5228 KB Output is correct
3 Correct 4 ms 5228 KB Output is correct
4 Correct 4 ms 5228 KB Output is correct
5 Correct 4 ms 5228 KB Output is correct
6 Correct 4 ms 5228 KB Output is correct
7 Correct 4 ms 5228 KB Output is correct
8 Runtime error 13 ms 11244 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Halted 0 ms 0 KB -