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#include <stdio.h>
char str[2001];
char str_stack[2001];
int count=0;
 
int main(void)
{
    int T;
    scanf("%d", &T);
    getchar();
    char temp;
    for (int i=0; i<T; i++)
    {
        int tail=0;
        while ((temp = getchar()) != '\n')
        {
            str[tail] = temp;
            tail++;
        }
        str[tail] = '\0';
        int k=-1;
        int ctn=1;
        for (int j=0; j<tail; j++)
        {
            switch (str[j])
            {
            case '(':
            case '[':
            case '{':
            case '<':
                k++;
                str_stack[k] = str[j];
                break;
            case ')':
                if (str_stack[k]=='(')
                {
                    str_stack[k] = '\0';
                    k--;
                }
                else
                {
                    ctn = 0;
                }
                break;
            case ']':
                if (str_stack[k]=='[')
                {
                    str_stack[k] = '\0';
                    k--;
                }
                else
                {
                    ctn = 0;
                }
                break;
            case '}':
                if (str_stack[k]=='{')
                {
                    str_stack[k] = '\0';
                    k--;
                }
                else
                {
                    ctn = 0;
                }
                break;
            case '>':
                if (str_stack[k]=='<')
                {
                    str_stack[k] = '\0';
                    k--;
                }
                else
                {
                    ctn = 0;
                }
                break;
            }
            if (ctn == 0)
                break;
        }
        if (str_stack[0] == '\0')
            count++;
    }
    printf("%d", count);
    return 0;
}
 

Main.java:1: error: illegal character: '#'
#include <stdio.h>
^
Main.java:1: error: class, interface, or enum expected
#include <stdio.h>
         ^
Main.java:3: error: class, interface, or enum expected
char str_stack[2001];
^
Main.java:4: error: class, interface, or enum expected
int count=0;
^
Main.java:6: error: class, interface, or enum expected
int main(void)
^
Main.java:9: error: class, interface, or enum expected
    scanf("%d", &T);
    ^
Main.java:10: error: class, interface, or enum expected
    getchar();
    ^
Main.java:11: error: class, interface, or enum expected
    char temp;
    ^
Main.java:12: error: class, interface, or enum expected
    for (int i=0; i<T; i++)
    ^
Main.java:12: error: class, interface, or enum expected
    for (int i=0; i<T; i++)
                  ^
Main.java:12: error: class, interface, or enum expected
    for (int i=0; i<T; i++)
                       ^
Main.java:15: error: class, interface, or enum expected
        while ((temp = getchar()) != '\n')
        ^
Main.java:18: error: class, interface, or enum expected
            tail++;
            ^
Main.java:19: error: class, interface, or enum expected
        }
        ^
Main.java:21: error: class, interface, or enum expected
        int k=-1;
        ^
Main.java:22: error: class, interface, or enum expected
        int ctn=1;
        ^
Main.java:23: error: class, interface, or enum expected
        for (int j=0; j<tail; j++)
        ^
Main.java:23: error: class, interface, or enum expected
        for (int j=0; j<tail; j++)
                      ^
Main.java:23: error: class, interface, or enum expected
        for (int j=0; j<tail; j++)
                              ^
Main.java:32: error: class, interface, or enum expected
                str_stack[k] = str[j];
                ^
Main.java:33: error: class, interface, or enum expected
                break;
                ^
Main.java:34: error: class, interface, or enum expected
            case ')':
            ^
Main.java:38: error: class, interface, or enum expected
                    k--;
                    ^
Main.java:39: error: class, interface, or enum expected
                }
                ^
Main.java:43: error: class, interface, or enum expected
                }
                ^
Main.java:45: error: class, interface, or enum expected
            case ']':
            ^
Main.java:49: error: class, interface, or enum expected
                    k--;
                    ^
Main.java:50: error: class, interface, or enum expected
                }
                ^
Main.java:54: error: class, interface, or enum expected
                }
                ^
Main.java:56: error: class, interface, or enum expected
            case '}':
            ^
Main.java:60: error: class, interface, or enum expected
                    k--;
                    ^
Main.java:61: error: class, interface, or enum expected
                }
                ^
Main.java:65: error: class, interface, or enum expected
                }
                ^
Main.java:67: error: class, interface, or enum expected
            case '>':
            ^
Main.java:71: error: class, interface, or enum expected
                    k--;
                    ^
Main.java:72: error: class, interface, or enum expected
                }
                ^
Main.java:76: error: class, interface, or enum expected
                }
                ^
Main.java:78: error: class, interface, or enum expected
            }
            ^
Main.java:81: error: class, interface, or enum expected
        }
        ^
Main.java:84: error: class, interface, or enum expected
    }
    ^
Main.java:86: error: class, interface, or enum expected
    return 0;
    ^
Main.java:87: error: class, interface, or enum expected
}
^
42 errors

Standard output is empty