Submission #973471

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
973471	2024-05-02 04:44:37	sleepntsheep	Unscrambling a Messy Bug (IOI16_messy)	C11	100 / 100	4 ms	2400 KiB

messy

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#include "messy_c.h"
#define N 128
void solve_add(int n, int w, int r, int x, int y)
{
    if (x == y) return;
    char ask[N+1]={0};
    for(int i=0;i<n;++i)ask[i]='0' + (i<x||i>y);
    int m = x+(y-x)/2;
    for(int i=x;i<=m;++i)
    {
        ask[i]='1';
        add_element(ask);
        ask[i]='0';
    }
    solve_add(n, w, r, x, m);
    solve_add(n, w, r, m+1, y);
}
void solve_restore(int n, int w, int r, int x, int y, int *mapped, int *result)
{
    if (x == y) { result[x] = mapped[0]; return; }
    char ask[N+1]={0};
    for(int i=0;i<n;++i)ask[i]='1';
    for(int i=x;i<=y;++i)ask[mapped[i-x]]='0';
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 18 / 18
• Subtask 3: 11 / 11
• Subtask 4: 21 / 21
• Subtask 5: 30 / 30