不知道为什么第二个示例就会错

#include<stdio.h>
int main()
{
	char m[11][11],M[11][11],m1[11][11],m2[11][11],m3[11][11],m4[11][11],m5[11][11],m6[11][11],m7[11][11];
	int i, j, z, n,sum1=0,sum2=0,sum3=0,sum4=0,sum5=0,sum6=0,sum7=0,sum=0;
	char k;
	scanf("%d", &n);
	scanf("%c",&k);
	for (i = 0; i < n;i++)
	{
		for (j = 0; j <= n; j++)
		{
			scanf("%c", &m[i][j]);
		}
	}
	for (i = 0; i < n; i++)
	{
		for (j = 0; j <= n; j++)
		{
			scanf("%c", &M[i][j]);
		}
	}
	//水平反转
	for (i = 0; i < n; i++)//打表水平反转
	{
		for (j = 0; j < n; j++)
		{
			m4[i][j] = m[i][n - 1 - j];
		}
	}
	//90度反转
	for (i = 0; i < n; i++)//打表90翻转
	{
		for (z = 0; z < n; z++)
		{
			m1[z][n - 1 - i] = m[i][z];
		}
	}	
	for (i = 0; i < n; i++)//打表180翻转
	{
		for (z = 0; z < n; z++)
		{
			m2[n - 1 - i][n - 1 - z] = m[i][z];
		}
	}
	for (i = 0; i < n; i++)//打表270翻转
	{
		for (z = 0; z < n; z++)
		{
			m3[n - 1 - z][i] = m[i][z];
		}
	}//下面是左右反转后旋转
	for (i = 0; i < n; i++)//打表90翻转
	{
		for (z = 0; z < n; z++)
		{
			m5[z][n - 1 - i] = m4[i][z];
		}
	}
	for (i = 0; i < n; i++)//打表180翻转
	{
		for (z = 0; z < n; z++)
		{
			m6[n - 1 - z][n - 1 - i] = m4[i][z];
		}
	}
	for (i = 0; i < n; i++)//打表270翻转
	{
		for (z = 0; z < n; z++)
		{
			m7[n - 1 - z][i] = m4[i][z];
		}
	}
	for (i = 0; i < n; i++)
	{
		for (j = 0; j < n; j++)
		{
			if (m1[i][j] == M[i][j])
			{
				sum1++;
			}
			if (m2[i][j] == M[i][j])
			{
				sum2++;
			}
			if (m3[i][j] == M[i][j])
			{
				sum3++;
			}
			if (m4[i][j] == M[i][j])
			{
				sum4++;
			}
			if (m5[i][j] == M[i][j])
			{
				sum5++;
			}
			if (m6[i][j] == M[i][j])
			{
				sum6++;
			}
			if (m7[i][j] == M[i][j])
			{
				sum7++;
			}
			if (m[i][j] == M[i][j])
			{
				sum++;
			}
		}
	}
	if (sum1 == n*n)
	{
		printf("1");
	}else 	if (sum2 == n * n)
	{
		printf("2");
	}
	else 	if (sum3 == n * n)
	{
		printf("3");
	}
	else 	if (sum4 == n * n)
	{
		printf("4");
	}
	else 	if (sum5 == n * n)
	{
		printf("5");
	}
	else 	if (sum6 == n * n)
	{
		printf("5");
	}
	else 	if (sum7 == n * n)
	{
		printf("5");
	}else	if (sum == n * n)
	{
		printf("6");
	}
	else
	{
		printf("7");
	}
	return 0;
}