#include <stdio.h> int main() { int n = 0; int i = 0; int key = 0; int value = 0; int out[10000] = {0}; long int lkey = 0; while(scanf("%d\n", &n)!=EOF) { for(i=0; i<n; i++) { if(scanf("%d %d\n", &key, &value)!=EOF) { if(key ...