View Compilation Error

0_0_26452403_2817.cpp: In function 'int main()':
0_0_26452403_2817.cpp:106:3: error: expected ';' before 'S'
   S = 1, T = n;
   ^
0_0_26452403_2817.cpp:107:6: error: 'INF' was not declared in this scope
   sx=INF;tx=-INF;
      ^