View Compilation Error

0_0_9658413_17933.cpp: In function `int main()':
0_0_9658413_17933.cpp:5: error: `scanf' undeclared (first use this function)
0_0_9658413_17933.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_9658413_17933.cpp:7: error: `conintue' undeclared (first use this function)
0_0_9658413_17933.cpp:15: error: `printf' undeclared (first use this function)