View Compilation Error

118649_0_16398.cpp: In function `int main()':
118649_0_16398.cpp:7: error: `scanf' undeclared (first use this function)
118649_0_16398.cpp:7: error: (Each undeclared identifier is reported only once for each function it appears in.)
118649_0_16398.cpp:7: error: `EOF' undeclared (first use this function)
118649_0_16398.cpp:22: error: `printf' undeclared (first use this function)
118649_0_16398.cpp: At global scope:
118649_0_16398.cpp:31: error: stray '\26' in program