View Compilation Error

0_0_11877928_6409.cpp:3: error: ISO C++ forbids declaration of `intmain' with no type
0_0_11877928_6409.cpp: In function `int intmain()':
0_0_11877928_6409.cpp:4: error: `intn' undeclared (first use this function)
0_0_11877928_6409.cpp:4: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_11877928_6409.cpp:4: error: `m' undeclared (first use this function)
0_0_11877928_6409.cpp:4: error: `a' undeclared (first use this function)
0_0_11877928_6409.cpp:4: error: `i' undeclared (first use this function)
0_0_11877928_6409.cpp:4: error: `j' undeclared (first use this function)
0_0_11877928_6409.cpp:4: error: `w' undeclared (first use this function)
0_0_11877928_6409.cpp:5: error: `n' undeclared (first use this function)
0_0_11877928_6409.cpp:39: error: `return0' undeclared (first use this function)