View Compilation Error

0_0_10334320_25365.cpp: In function `int main()':
0_0_10334320_25365.cpp:27: error: `scanf' undeclared (first use this function)
0_0_10334320_25365.cpp:27: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_10334320_25365.cpp:30: error: `getchar' undeclared (first use this function)
0_0_10334320_25365.cpp:105: error: expected `}' at end of input
0_0_10334320_25365.cpp:105: error: expected `}' at end of input
0_0_10334320_25365.cpp:105: error: expected `}' at end of input