提出 #40174916

ソースコード 拡げる

#include <bits/stdc++.h>
using namespace std;

int main() {
    int a, b; scanf("%d%d", &a, &b);
    if (a <= b) return puts("Impossible"), 0;
    vector<int> stk;
    char s[2];
    for(int i = 0; i < a + b; i++) {
        if (!stk.size()) stk.emplace_back(i);
        else {
            printf("? %d %d\n", stk.back(), i);
            fflush(stdout);
            scanf("%s", s);
            if (s[0] == 'N') stk.pop_back();
            else stk.emplace_back(i);
        }
    }
    int hr = stk.back();
    vector<int> ans(a + b + 1, 0);
    for(int i = 0; i < a + b; i++) {
        if (i == hr) ans[i] = 1;
        else {
            printf("? %d %d\n", hr, i);
            fflush(stdout);
            scanf("%s", s);
            if (s[0] == 'N') ans[i] = 0;
            else ans[i] = 1;
        }
    }
    printf("! ");
    for(int i = 0; i < a + b; i++) putchar(ans[i] + '0');
}

提出情報

提出日時
問題 F - HonestOrUnkind
ユーザ Indus
言語 C++ (GCC 9.2.1)
得点 1300
コード長 916 Byte
結果 AC
実行時間 69 ms
メモリ 3788 KiB

コンパイルエラー

./Main.cpp: In function ‘int main()’:
./Main.cpp:5:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
    5 |     int a, b; scanf("%d%d", &a, &b);
      |               ~~~~~^~~~~~~~~~~~~~~~
./Main.cpp:14:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   14 |             scanf("%s", s);
      |             ~~~~~^~~~~~~~~
./Main.cpp:26:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   26 |             scanf("%s", s);
      |             ~~~~~^~~~~~~~~

ジャッジ結果

セット名 All
得点 / 配点 1300 / 1300
結果
AC × 126
セット名 テストケース
All 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, 033.txt, 034.txt, 035.txt, 036.txt, 037.txt, 038.txt, 039.txt, 040.txt, 041.txt, 042.txt, 043.txt, 044.txt, 045.txt, 046.txt, 047.txt, 048.txt, 049.txt, 050.txt, 051.txt, 052.txt, 053.txt, 054.txt, 055.txt, 056.txt, 057.txt, 058.txt, 059.txt, 060.txt, 061.txt, 062.txt, 063.txt, 064.txt, 065.txt, 066.txt, 067.txt, 068.txt, 069.txt, 070.txt, 071.txt, 072.txt, 073.txt, 074.txt, 075.txt, 076.txt, 077.txt, 078.txt, 079.txt, 080.txt, 081.txt, 082.txt, 083.txt, 084.txt, 085.txt, 086.txt, 087.txt, 088.txt, 089.txt, 090.txt, 091.txt, 092.txt, 093.txt, 094.txt, 095.txt, 096.txt, 097.txt, 098.txt, 099.txt, 100.txt, 101.txt, 102.txt, 103.txt, 104.txt, 105.txt, 106.txt, 107.txt, 108.txt, 109.txt, 110.txt, 111.txt, 112.txt, 113.txt, 114.txt, 115.txt, 116.txt, 117.txt, 118.txt, 119.txt, 120.txt, 121.txt, 122.txt, 123.txt, 124.txt, 125.txt
ケース名 結果 実行時間 メモリ
000.txt AC 13 ms 3592 KiB
001.txt AC 7 ms 3716 KiB
002.txt AC 6 ms 3732 KiB
003.txt AC 6 ms 3568 KiB
004.txt AC 6 ms 3724 KiB
005.txt AC 5 ms 3580 KiB
006.txt AC 4 ms 3728 KiB
007.txt AC 4 ms 3712 KiB
008.txt AC 6 ms 3736 KiB
009.txt AC 6 ms 3732 KiB
010.txt AC 13 ms 3624 KiB
011.txt AC 59 ms 3624 KiB
012.txt AC 47 ms 3608 KiB
013.txt AC 11 ms 3700 KiB
014.txt AC 6 ms 3676 KiB
015.txt AC 5 ms 3640 KiB
016.txt AC 5 ms 3680 KiB
017.txt AC 6 ms 3732 KiB
018.txt AC 7 ms 3676 KiB
019.txt AC 7 ms 3680 KiB
020.txt AC 6 ms 3720 KiB
021.txt AC 7 ms 3680 KiB
022.txt AC 6 ms 3736 KiB
023.txt AC 11 ms 3716 KiB
024.txt AC 66 ms 3728 KiB
025.txt AC 45 ms 3676 KiB
026.txt AC 7 ms 3708 KiB
027.txt AC 6 ms 3728 KiB
028.txt AC 9 ms 3624 KiB
029.txt AC 6 ms 3648 KiB
030.txt AC 7 ms 3720 KiB
031.txt AC 6 ms 3720 KiB
032.txt AC 7 ms 3744 KiB
033.txt AC 7 ms 3644 KiB
034.txt AC 6 ms 3728 KiB
035.txt AC 7 ms 3744 KiB
036.txt AC 10 ms 3768 KiB
037.txt AC 65 ms 3740 KiB
038.txt AC 44 ms 3588 KiB
039.txt AC 11 ms 3764 KiB
040.txt AC 6 ms 3584 KiB
041.txt AC 7 ms 3764 KiB
042.txt AC 6 ms 3644 KiB
043.txt AC 6 ms 3720 KiB
044.txt AC 8 ms 3600 KiB
045.txt AC 6 ms 3648 KiB
046.txt AC 7 ms 3708 KiB
047.txt AC 6 ms 3564 KiB
048.txt AC 6 ms 3764 KiB
049.txt AC 9 ms 3604 KiB
050.txt AC 67 ms 3668 KiB
051.txt AC 43 ms 3788 KiB
052.txt AC 12 ms 3564 KiB
053.txt AC 8 ms 3680 KiB
054.txt AC 8 ms 3648 KiB
055.txt AC 6 ms 3720 KiB
056.txt AC 7 ms 3684 KiB
057.txt AC 7 ms 3736 KiB
058.txt AC 7 ms 3732 KiB
059.txt AC 5 ms 3724 KiB
060.txt AC 7 ms 3720 KiB
061.txt AC 5 ms 3768 KiB
062.txt AC 11 ms 3648 KiB
063.txt AC 65 ms 3744 KiB
064.txt AC 43 ms 3624 KiB
065.txt AC 10 ms 3704 KiB
066.txt AC 7 ms 3648 KiB
067.txt AC 6 ms 3712 KiB
068.txt AC 6 ms 3620 KiB
069.txt AC 5 ms 3708 KiB
070.txt AC 7 ms 3732 KiB
071.txt AC 9 ms 3728 KiB
072.txt AC 6 ms 3764 KiB
073.txt AC 6 ms 3732 KiB
074.txt AC 9 ms 3764 KiB
075.txt AC 10 ms 3684 KiB
076.txt AC 60 ms 3752 KiB
077.txt AC 40 ms 3756 KiB
078.txt AC 11 ms 3728 KiB
079.txt AC 6 ms 3564 KiB
080.txt AC 8 ms 3740 KiB
081.txt AC 5 ms 3648 KiB
082.txt AC 6 ms 3616 KiB
083.txt AC 5 ms 3728 KiB
084.txt AC 7 ms 3704 KiB
085.txt AC 9 ms 3624 KiB
086.txt AC 7 ms 3724 KiB
087.txt AC 8 ms 3768 KiB
088.txt AC 15 ms 3648 KiB
089.txt AC 67 ms 3584 KiB
090.txt AC 42 ms 3732 KiB
091.txt AC 12 ms 3680 KiB
092.txt AC 6 ms 3736 KiB
093.txt AC 7 ms 3648 KiB
094.txt AC 6 ms 3568 KiB
095.txt AC 7 ms 3720 KiB
096.txt AC 8 ms 3724 KiB
097.txt AC 6 ms 3564 KiB
098.txt AC 6 ms 3732 KiB
099.txt AC 5 ms 3728 KiB
100.txt AC 6 ms 3720 KiB
101.txt AC 10 ms 3708 KiB
102.txt AC 65 ms 3620 KiB
103.txt AC 41 ms 3704 KiB
104.txt AC 13 ms 3760 KiB
105.txt AC 5 ms 3652 KiB
106.txt AC 6 ms 3652 KiB
107.txt AC 6 ms 3620 KiB
108.txt AC 7 ms 3708 KiB
109.txt AC 5 ms 3740 KiB
110.txt AC 7 ms 3732 KiB
111.txt AC 6 ms 3708 KiB
112.txt AC 7 ms 3736 KiB
113.txt AC 6 ms 3736 KiB
114.txt AC 13 ms 3764 KiB
115.txt AC 69 ms 3720 KiB
116.txt AC 42 ms 3760 KiB
117.txt AC 11 ms 3704 KiB
118.txt AC 7 ms 3596 KiB
119.txt AC 6 ms 3672 KiB
120.txt AC 6 ms 3612 KiB
121.txt AC 6 ms 3716 KiB
122.txt AC 6 ms 3700 KiB
123.txt AC 5 ms 3708 KiB
124.txt AC 8 ms 3664 KiB
125.txt AC 6 ms 3676 KiB