View Compilation Error

0_0_11914343_2335.cpp: In function `int main()':
0_0_11914343_2335.cpp:94: error: `k' undeclared (first use this function)
0_0_11914343_2335.cpp:94: error: (Each undeclared identifier is reported only once for each function it appears in.)
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/stdio.h:201: error: too few arguments to function `int sprintf(char*, const char*, ...)'
0_0_11914343_2335.cpp:94: error: at this point in file