text: #include <stdio.h>
  
  int g = 0;
  // note: 
  int main(){
    int a = 0;
    // printf("%d",255*255*255*255);
    char str[2][6] = {"sun", "moon"};
    printf("ss");
    int i, j;
    int len[2];
    for (i = 0; i< 2; i++){
      for (j = 0; j < 6; j++){
        if (str[i][j] == '\0'){
          len[i] = j;
          break;
        }
      }
      printf("%d", j);
    }
    return 0;
  }