oj.uz

Submission #290805

# Submission time Handle Problem Language Result Execution time Memory
290805 2020-09-04T13:11:42 Z gs14004 CATS (NOI14_cats) C++17
12 / 25
 1500 ms 40092 KB 
#include <cstdio>
#include <cstring>

struct cat_stack{
	int stack[5000005], sz;
	int top(){
		if(sz == 0) return 0;
		return stack[sz-1];
	}
	void pop(){
		if(sz != 0) sz--;
	}
	void push(int x){
		stack[sz++] = x;
	}
}s1;

int main(){
	int q;
	scanf("%d",&q);
	while (q--) {
		int x,l,n;
		scanf("%d %d %d",&x,&l,&n);
		int s2 = 0;
		s1.sz = 0;
		int g = 0;
		while (x) {
			s2 = s1.top() ^ g;
			s1.pop();
			g ^= 1;
			if(s2 > l){
				x--;
				if(x == 0){
					printf("%d\n",s2);
					break;
				}
			}
			else{
				s2 += 2*n;
				s1.push(s2^g);
				s1.push(s2^g);
			}
		}
	}
}

Compilation message

cats.cpp: In function 'int main()':
cats.cpp:20:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   20 |  scanf("%d",&q);
      |  ~~~~~^~~~~~~~~
cats.cpp:23:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   23 |   scanf("%d %d %d",&x,&l,&n);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 256 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 101 ms 352 KB Output is correct
2 Correct 52 ms 256 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 967 ms 376 KB Output is correct
2 Correct 541 ms 376 KB Output is correct

Subtask #4
0 / 4.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1581 ms 1400 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 4.0

# Verdict Execution time Memory Grader output
1 Runtime error 60 ms 40060 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 60 ms 40092 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -