#include<iostream> using namespace std; int main(){ int uy,looking_this_mengnalisa=0; int youku[111]; for(int E=1;E<=10;E++){ cin>>youku[E]; } cin>>uy; int jiaopen_xiaoribeng=uy+30; for(int x=1;x<=10;x++){ if(jiaopen_xiaoribeng>=youku[x]){ looking_this_mengnalisa++; } } printf("%d",looking_this_mengnalisa); return 0; }