View Compilation Error

0_0_15221443_10250.cpp:6:1: error: missing terminating " character
 while(scanf(%d%d%d",&a,&c,&b)!=-1)
 ^
0_0_15221443_10250.cpp: In function 'int main()':
0_0_15221443_10250.cpp:6:13: error: expected primary-expression before '%' token
 while(scanf(%d%d%d",&a,&c,&b)!=-1)
             ^
0_0_15221443_10250.cpp:6:14: error: 'd' was not declared in this scope
 while(scanf(%d%d%d",&a,&c,&b)!=-1)
              ^
0_0_15221443_10250.cpp:24:9: error: expected ')' before ';' token
 return 0;
         ^