Submission #1734659


Source Code Expand

#include<stdio.h>
int main(void)
{
  int N,x=0,max=0,i;
  char S[101];
  scanf("%d",&N);
  scanf("%s",S);

  for(i=0;i<N;i++){
    if(S[i]=='I'){
      x++;
      if(max<x){
	max=x;
      }
    } else if(S[i]=='D'){
      x--;
    }
  }
  printf("%d\n",max);
  return 0;
}

Submission Info

Submission Time
Task B - Increment Decrement
User ururu76
Language C (GCC 5.4.1)
Score 200
Code Size 292 Byte
Status AC
Exec Time 1 ms
Memory 128 KB

Compile Error

./Main.c: In function ‘main’:
./Main.c:6:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&N);
   ^
./Main.c:7:3: 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 × 10
Set Name Test Cases
Sample sample_01.txt, sample_02.txt
All sample_01.txt, sample_02.txt, 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