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谁给看一下,我的代码哪错了,测试数据是正确的,可是总过不了#include <iostream> #include <algorithm> using namespace std; char a[27][27]; int b[26]; int main() { //freopen("in.txt","r",stdin); int n,i,j,p,q,min; while(scanf("%d",&n)&&n!=0) { memset(a,0,sizeof(a)); for(i=0;i<n;i++) scanf("%s",a[i]); for(i=0;i<26;i++) b[i]=1; for(i=0;i<n;i++) { for(j=2;j<=n&&a[i][j]!=0;j++) { p=a[i][j]-65; q=a[0][j]-65; if(a[i][j]<a[i][0]) continue; if(b[p]==b[q]) b[p]++; } } min=*max_element(b,b+sizeof(b)/sizeof(b[0])); if(min==1) printf("%d channel needed.\n",min); else printf("%d channels needed.\n",min); } return 0; } Followed by:
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