#include #include char s[10000000],*p,*q; int cnt; main(){ gets(s); p=strtok(s," "); while(p){ cnt++; int n=strlen(p); assert(1<=n&&n<=19); assert(*p!='0'||n==1); unsigned long long x=strtoull(p,q,10); assert(q==NULL&&x<=1000000000000000000ULL); p=strtok(NULL," "); } assert(cnt==26); gets(s); int n=strlen(s); assert(1<=n&&n<=1000000); assert(gets(s)==NULL); }