#include <stdio.h> struct LOG { int num; int value; }; int main() { int n; scanf("%d", &n); struct LOG log[500] = {-1, 0}; struct LOG log_n[500] = {-1, 0}; int count = 0; for (int i = 0; i < n; i++) { scanf("%d %d", &log[i].num, &log[i].value); } //调整索引值的顺序 s...