提出 #38739520

---

ソースコード 拡げる

#include<bits/stdc++.h>
#define MOD 998244353
using namespace std;
void Inc(int &a, const int &b)
{
    ((a += b) >= MOD) && (a -= MOD);
}
const int N = 305;
char ch[N];
int n, k, m, a[N], sum[N];
int f[2][N][N], ans;
int main()
{
    scanf("%s", ch + 1);
    scanf("%d", &k);
    n = strlen(ch + 1);
    ch[++n] = '0';
    for(int i = 1, j = 0; i <= n; ++i)
        if(ch[i] == '0')
        {
            a[++m] = i - j - 1;
            sum[m] = sum[m - 1] + a[m];
            j = i;
        }
    int now, lst;
    now = 0, lst = 1;
    f[now][0][0] = 1;
    for(int i = 1; i <= m; ++i)
    {
        now ^= 1, lst = now ^ 1;
        memset(f[now], 0, sizeof(f[now]));
        for(int j = sum[i - 1]; j <= sum[m]; ++j)
            for(int k = 0; k <= sum[m]; ++k)
                if(f[lst][j][k]) 
                    for(int w = max(sum[i] - j, 0); j + w <= sum[m]; ++w)
                        Inc(f[now][j + w][k + max(w - a[i], 0)], f[lst][j][k]);
    }
    for(int i = 0; i <= k && i <= sum[m]; ++i)
        Inc(ans, f[now][sum[m]][i]);
    printf("%d\n", ans);
    return 0;
}

提出情報

コンパイルエラー

./Main.cpp: In function ‘int main()’:
./Main.cpp:14:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   14 |     scanf("%s", ch + 1);
      |     ~~~~~^~~~~~~~~~~~~~
./Main.cpp:15:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   15 |     scanf("%d", &k);
      |     ~~~~~^~~~~~~~~~

ジャッジ結果