Submission #1340422

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Source Code Expand

#include<cstdio>
using namespace std;

int n, i, left, size;
char a[1010];

int main()
{
    scanf("%d", &n);
    scanf("%s", &a);
    i = 0;
    while (i < n)
    {
        if (a[i] == '(') size++;
        else
        {
            if (size == 0) left++;
                    else size--;
        }
        i++;
    }
    for (i = 1; i <= left; i++)
        printf("(");
    printf("%s", a);
    for (i = 1; i <= size; i++)
        printf(")");
    return 0;
} 

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:10:19: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[1010]’ [-Wformat=]
     scanf("%s", &a);
                   ^
./Main.cpp:9:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
                    ^
./Main.cpp:10:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s", &a);
                    ^

Judge Result