View Compilation Error

0_0_5946461_10808.cpp: In function `int main()':
0_0_5946461_10808.cpp:42: error: redeclaration of `char s1[105]'
0_0_5946461_10808.cpp:42: error: `char s1[105]' previously declared here
0_0_5946461_10808.cpp:57: error: `s2' undeclared (first use this function)
0_0_5946461_10808.cpp:57: error: (Each undeclared identifier is reported only once for each function it appears in.)