View Compilation Error

0_0_38547798_23749.cpp:3:1: error: stray '\243' in program
 const int MAX =100+5；
 ^
0_0_38547798_23749.cpp:3:1: error: stray '\273' in program
0_0_38547798_23749.cpp:4:1: error: expected ',' or ';' before 'int'
 int a[MAX][MAX];
 ^
0_0_38547798_23749.cpp: In function 'int main()':
0_0_38547798_23749.cpp:13:25: error: 'a' was not declared in this scope
             scanf("%d",&a[0][i]);
                         ^
0_0_38547798_23749.cpp:18:17: error: 'a' was not declared in this scope
                 a[i][j] = a[i-1][j+1] - a[i-1][j];
                 ^
0_0_38547798_23749.cpp:23:13: error: 'a' was not declared in this scope
             a[s-1][i] = a[s-1][0];
             ^
0_0_38547798_23749.cpp:28:17: error: 'a' was not declared in this scope
                 a[i][s-i+j] = a[i+1][s-i+j-1] + a[i][s-i+j-1];
                 ^
0_0_38547798_23749.cpp:33:25: error: 'a' was not declared in this scope
             printf("%d",a[0][s+i]);
                         ^
0_0_38547798_23749.cpp:35:23: error: 'a' was not declared in this scope
         printf("%d\n",a[0][s+c-1]);
                       ^