View Compilation Error

0_0_23561298_2273.cpp: In function 'int main()':
0_0_23561298_2273.cpp:61:5: error: 're' was not declared in this scope
     re
     ^
0_0_23561298_2273.cpp:61:5: error: expected '}' at end of input
0_0_23561298_2273.cpp:61:5: error: expected '}' at end of input