View Compilation Error

0_0_29656790_8127.cpp: In function 'int main()':
0_0_29656790_8127.cpp:33:11: error: 'cin' was not declared in this scope
     int t;cin>>t;
           ^
0_0_29656790_8127.cpp:34:9: error: 'time' was not declared in this scope
     FOR(time,1,t){
         ^
0_0_29656790_8127.cpp:34:17: error: 'FOR' was not declared in this scope
     FOR(time,1,t){
                 ^