mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
88 lines
2.2 KiB
C++
88 lines
2.2 KiB
C++
#include <stdio.h>
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#include <string.h>
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#include <algorithm>
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using namespace std;
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#define mem(a,b) memset(a,0,sizeof(a))
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#define L 1000005
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#define up(i,x,y) for(i = x;i<=y;i++)
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#define down(i,x,y) for(i = x;i>=y;i--)
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#define bre(x,y) if(x){flag=y;break;}
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#define con(x,y) if(x){ans(y);continue;}
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char s[L];
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int a[L][2],b[L][2],len,flag;
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void ans(int i)
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{
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if(i==1) printf("Unique\n");
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else if(i==2) printf("Many\n");
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else printf("None\n");
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}
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int main()
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{
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int i,j;
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while(~scanf("%s",s+1))
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{
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len = strlen(s+1);
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con((len&1),0)
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mem(a,0);
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mem(b,0);
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flag = 1;
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up(i,1,len)
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{
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if(s[i]=='(')
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a[i][0]=a[i-1][0]+1,a[i][1]=a[i-1][1]+1;
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else if(s[i]==')')
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{
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if(!a[i-1][0])
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a[i][0]=1;
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else
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a[i][0]=a[i-1][0]-1;
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a[i][1]=a[i-1][1]-1;
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}
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else if(s[i]=='?')
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{
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if(!a[i-1][0]) a[i][0]=1;
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else
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a[i][0]=a[i-1][0]-1;
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a[i][1]=a[i-1][1]+1;
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}
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bre((a[i][0]>a[i][1]),0)
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}
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con((!flag),0)
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down(i,len,1)
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{
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if(s[i]==')')
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b[i-1][0]=b[i][0]+1,b[i-1][1]=b[i][1]+1;
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else if(s[i]=='(')
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{
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if(!b[i][0])
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b[i-1][0]=1;
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else
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b[i-1][0]=b[i][0]-1;
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b[i-1][1]=b[i][1]-1;
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}
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else if(s[i]=='?')
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{
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if(!b[i][0]) b[i-1][0]=1;
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else
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b[i-1][0]=b[i][0]-1;
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b[i-1][1]=b[i][1]+1;
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}
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bre((b[i][0]>b[i][1]),0)
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}
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con((!flag),0)
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int l,r;
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flag = 1;
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up(i,1,len)
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{
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l = max(a[i][0],b[i][0]);
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r = min(a[i][1],b[i][1]);
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bre((l>r),0)
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bre((l<r),2)
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}
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con((flag==0),0);
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con((flag==1),1);
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con((flag==2),2);
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}
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return 0;
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}
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