View Compilation Error

0_0_2830763_9961.cpp: In function `void add(char*, char*, char*)':
0_0_2830763_9961.cpp:20: error: expected unqualified-id before "long"
0_0_2830763_9961.cpp:20: error: expected `,' or `;' before "long"
0_0_2830763_9961.cpp:20: error: `j' undeclared (first use this function)
0_0_2830763_9961.cpp:20: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2830763_9961.cpp: In function `int main()':
0_0_2830763_9961.cpp:51: error: redeclaration of `long int lenth'
0_0_2830763_9961.cpp:44: error: `long int lenth' previously declared here