#include #include #include #include #include #include #include #include #include using namespace std; #define FOR(i,a,b) for (int i=(a);i<(b);i++) #define RFOR(i,a,b) for (int i=(b)-1;i>=(a);i--) #define REP(i,n) for (int i=0;i<(n);i++) #define RREP(i,n) for (int i=(n)-1;i>=0;i--) #define INF 1<<30 #define MP make_pair #define mp make_pair #define pb push_back #define PB push_back #define DEBUG(x) cout<<#x<<": "<>N; int d;cin>>d; string s;cin>>s; int n=s.size(); int nest=0; ll val; ll cr[d+1];fill(cr,cr+d+1,0); ll imp[10];imp[0]=1; REP(i,10-1){ imp[i+1] = imp[i]*(i+1);} REP(i,n){ if(s[i]=='{') nest++; else if(s[i]=='}') nest--; else if('1'<=s[i] && s[i]<='9'){ val=s[i]-'0'; i+=2; int cnt=(i