Submission #1689563


Source Code Expand

#include<bits/stdc++.h>
#define N 300005
#define int long long
using namespace std;

int n,l,t;
int x[N],w[N];
int v[N];
signed main()
{
    scanf("%lld%lld%lld",&n,&l,&t);
    l*=2;t*=2;
    for(int i=1;i<=n;i++)
    {
        scanf("%lld%lld",&x[i],&w[i]);
        x[i]*=2;
        if(w[i]==2)w[i]=-1;
        v[i]=((x[i]+1LL*w[i]*t%l)%l+l)%l;
    }int kk=v[1];
    sort(v+1,v+n+1);
    for(int i=n+1;i<=3*n;i++)v[i]=v[i-n];

    int cnt=0;
    for(int i=1;i<=n;i++)
    {
        if(w[i]!=w[1])
        {
            int rst=t;
            int dis;
            if(w[1]==1)dis=x[i]-x[1];
            else dis=x[1]+(l-x[i]);


            if(rst>=dis/2)
            {
                rst-=dis/2;cnt++;
                if(rst)cnt+=(rst-1)/(l/2);
            }
        }
    }
    cnt%=n;
    int now=1;
    if(w[1]==-1)
    {
        for(int i=1;i<=cnt;i++)
        {
            now--;
            if(!now)now=n;
        }
    }
    else
    {
        for(int i=1;i<=cnt;i++)
        {
            now++;
            if(now==n+1)now=1;
        }
    }
    int pos=0;
    if(w[i]==1)
    {
        for(int i=1;i<=n;i++)
        {
            if(v[i]==kk)
            {
                pos=i;break;
            }
        }
    }
    else
    {
        for(int i=n;i>=1;i--)
        {
            if(v[i]==kk)
            {
                pos=i;break;
            }
        }
    }

    for(int i=1;i<=n;i++)
    {
        printf("%lld\n",v[n+i-now+1+pos-1]/2);
    }
    return 0;
}

Submission Info

Submission Time
Task C - Ants on a Circle
User SD_le
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1569 Byte
Status CE

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:60:10: error: ‘i’ was not declared in this scope
     if(w[i]==1)
          ^
./Main.cpp:11:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld%lld%lld",&n,&l,&t);
                                   ^
./Main.cpp:15:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld%lld",&x[i],&w[i]);
                                      ^