2665 2014/02/11

ひさびさ
自力じゃない....




package p2665; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); do { int L = scanner.nextInt(); int M = scanner.nextInt(); if (L == 0 && M == 0) break; L++; for (int i = 0; i < M; i++) { int s = scanner.nextInt(); int e = scanner.nextInt() + 1; L -= e - s; } System.out.println(L); } while (true); } }

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