View Compilation Error

0_0_25060328_1011.c: In function 'dp':
0_0_25060328_1011.c:12:5: error: expected expression before '/' token
     //arr =(int *)malloc(s*sizeof(int));
     ^
0_0_25060328_1011.c:13:5: error: 'else' without a previous 'if'
     else
     ^