View Compilation Error

0_0_32815176_30395.cpp:1:9: error: #include expects "FILENAME" or <FILENAME>
 #include"stdio.h
         ^
0_0_32815176_30395.cpp: In function 'int main()':
0_0_32815176_30395.cpp:52:18: error: 'scanf' was not declared in this scope
     scanf("%d",&t);
                  ^
0_0_32815176_30395.cpp:60:17: error: 'getchar' was not declared in this scope
         getchar();
                 ^
0_0_32815176_30395.cpp:144:26: error: 'printf' was not declared in this scope
         printf("%d\n",ans);
                          ^