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- #include <cstdio>
- #include <cstring>
- using namespace std;
- int main(){
- int n,m;
- scanf("%d %d",&n,&m);
- int a[50];
- for(int i = 0;i<m;++i) scanf("%d",&a[i]);
- bool win[10001];
- win[0] = true;
- for(int i = 1;i<=n;++i){
- win[i] = false;
- for(int j = 0;j<m;++j)
- if(i>=a[j] && !win[i-a[j]])
- win[i] = true;
- }
- if(win[n]) putchar('1');
- else putchar('2');
- return 0;
- }
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