Submission #1442672

---

Source Code Expand

#include <iostream>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <string>
#include <map>
#include <bitset>
#include <vector>
#include <queue>

typedef long long ll;

#define FOR(i,a,b)   for(ll i = (a); i < (b); i++ )
#define REP(i, n)    FOR(i,0,n)
#define fi first
#define se second
const ll mod = 1000000007;
//              123456789

using namespace std;
 

///////////////////////////////////////////////
//
//
///////////////////////////////////////////////

////////////////////////////////////////////////
////////////////////////////////////////////////

int N;
int M;
int S[112345];
int sum = 0;
int ans = 0;
int L, R;
int s;

int main(){
	
	cin>>N>>M;
	
	fill( S, S+112345, 0 );
	
	REP( i, N ){
		scanf("%d %d %d", &L, &R, &s);
		sum += s;
		L--;
		S[L] += s;
		S[R] -= s;
	}
	
	FOR( i, 1, M+1 ){
		S[i] += S[i-1];
	}
	
	REP( i, M ){
		ans = max( ans, sum-S[i] );
	}
	
	cout<<ans<<endl;
	
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:46:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d %d", &L, &R, &s);
                                ^

Judge Result