Submission #1065253


Source Code Expand

#include <stdio.h>
#include <stdlib.h>

int main(){
	int N;
	char* S;
	int x=0, max_x = 0;
	int i;
	scanf("%d", &N);

	S = (char*)malloc(sizeof(char) * (N + 1));

	scanf("%s", S);

	for(i=0; i<N; i++){
		if(S[i] == 'I'){
			x += 1;
			if(x > max_x){
				max_x = x;
			}
		}else{
			x -= 1;
		}
	}

	printf("%d\n", max_x);

	return 0;

}

Submission Info

Submission Time
Task B - Increment Decrement
User sanoyatsu
Language C (GCC 5.4.1)
Score 200
Code Size 367 Byte
Status AC
Exec Time 1 ms
Memory 128 KB

Compile Error

./Main.c: In function ‘main’:
./Main.c:9:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ^
./Main.c:13:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s", S);
  ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 2
AC × 8
Set Name Test Cases
Sample sample_01.txt, sample_02.txt
All subtask_1_alld_01.txt, subtask_1_alldmax_01.txt, subtask_1_alli_01.txt, subtask_1_allimax_01.txt, subtask_1_max_01.txt, subtask_1_max_02.txt, subtask_1_rand_01.txt, subtask_1_rand_02.txt
Case Name Status Exec Time Memory
sample_01.txt AC 1 ms 128 KB
sample_02.txt AC 1 ms 128 KB
subtask_1_alld_01.txt AC 1 ms 128 KB
subtask_1_alldmax_01.txt AC 1 ms 128 KB
subtask_1_alli_01.txt AC 1 ms 128 KB
subtask_1_allimax_01.txt AC 1 ms 128 KB
subtask_1_max_01.txt AC 1 ms 128 KB
subtask_1_max_02.txt AC 1 ms 128 KB
subtask_1_rand_01.txt AC 1 ms 128 KB
subtask_1_rand_02.txt AC 1 ms 128 KB