foto.cpp: In function `int main()': foto.cpp:30: `cate' undeclared (first use this function) foto.cpp:30: (Each undeclared identifier is reported only once for each function it appears in.) foto.cpp:32: `inc' undeclared (first use this function) foto.cpp:32: `sf' undeclared (first use this function) foto.cpp:37: `k' undeclared (first use this function) foto.cpp:38: `l' undeclared (first use this function) foto.cpp:39: `c' undeclared (first use this function) foto.cpp:44: `ic' undeclared (first use this function)