Submission #1152627

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Source Code Expand

#include<bits/stdc++.h>
#define rep(i,n)for(int i=0;i<(n);i++)
using namespace std;

int cnt[100001], s[100000], t[100000];
int main() {
	int n; scanf("%d", &n);
	rep(i, n) {
		scanf("%d%d", &s[i], &t[i]); s[i]--; t[i]--;
		cnt[s[i]]++; cnt[t[i]]--;
	}
	int Max = 0, mn = 0, mx = 0;
	rep(i, 100000) {
		cnt[i + 1] += cnt[i];
		if (Max < cnt[i]) {
			Max = cnt[i]; mn = i;
		}
		if (Max == cnt[i])mx = i;
	}
	rep(i, n) {
		if (s[i] <= mn&&mx < t[i]) {
			printf("%d\n", Max - 1); return 0;
		}
	}
	printf("%d\n", Max);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:7:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  int n; scanf("%d", &n);
                        ^
./Main.cpp:9:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &s[i], &t[i]); s[i]--; t[i]--;
                              ^

Judge Result