Submission #18736851


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#include <bits/stdc++.h>
using namespace std;
typedef signed long long ll;

#define _P(...) (void)printf(__VA_ARGS__)
#define FOR(x,to) for(x=0;x<(to);x++)
#define FORR(x,arr) for(auto& x:arr)
#define FORR2(x,y,arr) for(auto& [x,y]:arr)
#define ALL(a) (a.begin()),(a.end())
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
template<class T> bool chmax(T &a, const T &b) { if(a<b){a=b;return 1;}return 0;}
template<class T> bool chmin(T &a, const T &b) { if(a>b){a=b;return 1;}return 0;}
//-------------------------------------------------------

int N,M,T;

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	cin>>N>>M>>T;
	int pre=0,cur=N;
	FOR(i,M) {
		cin>>x>>y;
		cur-=x-pre;
		if(cur<=0) return _P("No\n");
		cur+=y-x;
		cur=min(cur,N);
		pre=y;
	}
	cur-=T-pre;
	if(cur<=0) return _P("No\n");
	cout<<"Yes"<<endl;
	
}


int main(int argc,char** argv){
	string s;int i;
	if(argc==1) ios::sync_with_stdio(false), cin.tie(0);
	FOR(i,argc-1) s+=argv[i+1],s+='\n'; FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
	cout.tie(0); solve(); return 0;
}

Submission Info

Submission Time
Task B - Smartphone Addiction
User kmjp
Language C++ (GCC 9.2.1)
Score 200
Code Size 1117 Byte
Status AC
Exec Time 6 ms
Memory 3660 KB

Compile Error

./Main.cpp: In function ‘void solve()’:
./Main.cpp:19:8: warning: unused variable ‘j’ [-Wunused-variable]
   19 |  int i,j,k,l,r,x,y; string s;
      |        ^
./Main.cpp:19:10: warning: unused variable ‘k’ [-Wunused-variable]
   19 |  int i,j,k,l,r,x,y; string s;
      |          ^
./Main.cpp:19:12: warning: unused variable ‘l’ [-Wunused-variable]
   19 |  int i,j,k,l,r,x,y; string s;
      |            ^
./Main.cpp:19:14: warning: unused variable ‘r’ [-Wunused-variable]
   19 |  int i,j,k,l,r,x,y; string s;
      |              ^
./Main.cpp: In function ‘int main(int, char**)’:
./Main.cpp:6:28: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
    6 | #define FOR(x,to) for(x=0;x<(to);x++)
      |                            ^
./Main.cpp:41:38: note: in expansion of macro ‘FOR’
   41 |  FOR(i,argc-1) s+=argv[i+1],s+='\n'; FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
      |                                      ^~~

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 5
AC × 21
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt, sample_04.txt, sample_05.txt
All handmade_00.txt, handmade_01.txt, random_00.txt, random_01.txt, random_02.txt, random_03.txt, random_04.txt, random_05.txt, random_06.txt, random_07.txt, random_08.txt, random_09.txt, random_10.txt, random_11.txt, random_12.txt, random_13.txt, sample_01.txt, sample_02.txt, sample_03.txt, sample_04.txt, sample_05.txt
Case Name Status Exec Time Memory
handmade_00.txt AC 6 ms 3616 KB
handmade_01.txt AC 2 ms 3512 KB
random_00.txt AC 2 ms 3440 KB
random_01.txt AC 2 ms 3512 KB
random_02.txt AC 2 ms 3596 KB
random_03.txt AC 4 ms 3588 KB
random_04.txt AC 2 ms 3512 KB
random_05.txt AC 2 ms 3580 KB
random_06.txt AC 3 ms 3520 KB
random_07.txt AC 6 ms 3652 KB
random_08.txt AC 3 ms 3520 KB
random_09.txt AC 2 ms 3464 KB
random_10.txt AC 4 ms 3576 KB
random_11.txt AC 2 ms 3660 KB
random_12.txt AC 2 ms 3616 KB
random_13.txt AC 4 ms 3620 KB
sample_01.txt AC 3 ms 3640 KB
sample_02.txt AC 2 ms 3516 KB
sample_03.txt AC 2 ms 3512 KB
sample_04.txt AC 2 ms 3440 KB
sample_05.txt AC 2 ms 3572 KB