0_0_9776763_5654.cpp: In function `int main()':
0_0_9776763_5654.cpp:5: error: `scanf' undeclared (first use this function)
0_0_9776763_5654.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_9776763_5654.cpp:6: error: `getchar' undeclared (first use this function)
0_0_9776763_5654.cpp:11: error: `tolower' undeclared (first use this function)
0_0_9776763_5654.cpp:21: error: `printf' undeclared (first use this function)
0_0_9776763_5654.cpp:22: error: `putchar' undeclared (first use this function)
0_0_9776763_5654.cpp:23: error: expected `}' at end of input
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