663407_0_0_8752.cpp: In function `int main()':
663407_0_0_8752.cpp:2: error: `cin' undeclared (first use this function)
663407_0_0_8752.cpp:2: error: (Each undeclared identifier is reported only once for each function it appears in.)
663407_0_0_8752.cpp:2: error: `string' undeclared (first use this function)
663407_0_0_8752.cpp:2: error: expected `;' before "s1"
663407_0_0_8752.cpp:2: error: `s1' undeclared (first use this function)
663407_0_0_8752.cpp:2: error: `s2' undeclared (first use this function)
663407_0_0_8752.cpp:2: error: `cout' undeclared (first use this function)
663407_0_0_8752.cpp:2: error: expected `;' before "a"
663407_0_0_8752.cpp:2: error: `a' undeclared (first use this function)
663407_0_0_8752.cpp:2: error: `add' undeclared (first use this function)
663407_0_0_8752.cpp:2: error: `reverse' undeclared (first use this function)
663407_0_0_8752.cpp: At global scope:
663407_0_0_8752.cpp:3: error: variable or field `add' declared void
663407_0_0_8752.cpp:3: error: `int add' used prior to declaration
663407_0_0_8752.cpp:3: error: `string' was not declared in this scope
663407_0_0_8752.cpp:3: error: `a' was not declared in this scope
663407_0_0_8752.cpp:3: error: `string' was not declared in this scope
663407_0_0_8752.cpp:3: error: `b' was not declared in this scope
663407_0_0_8752.cpp:3: error: initializer expression list treated as compound expression
663407_0_0_8752.cpp:3: error: expected `,' or `;' before '{' token
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