#include<iostream> #include<cstring> #include<cstdio> using namespace std; int main() { int i = 0; int n[50] = {0}; int g[50] = {0}; for(i=1;i<=50;i++) scanf("%d%d",&n[i-1],&g[i-1]); for(i=1;i<=50;i++) { if(g[i-1]>=80) { printf("%d %d\n",n[i-1],g[i-1]); } } return 0; }