View Compilation Error

0_0_14536317_3223.cpp: In function 'int main()':
0_0_14536317_3223.cpp:11:6: error: conflicting declaration 'int t'
  int t;
      ^
0_0_14536317_3223.cpp:10:18: note: previous declaration as 'long long int t'
  __int64 a,b,c,r,t,i;
                  ^
0_0_14536317_3223.cpp:24:4: error: expected ';' before 'for'
    for(i=1;i*i<=b;i++)
    ^
0_0_14536317_3223.cpp:24:22: error: expected ';' before ')' token
    for(i=1;i*i<=b;i++)
                      ^
0_0_14536317_3223.cpp:40:1: error: expected '}' at end of input
 }
 ^
0_0_14536317_3223.cpp:40:1: error: expected '}' at end of input