0_0_1103975_2140.cpp:4: error: expected unqualified-id before '--' token
0_0_1103975_2140.cpp:4: error: expected `,' or `;' before '--' token
0_0_1103975_2140.cpp: In function `int main()':
0_0_1103975_2140.cpp:12: error: `v' undeclared (first use this function)
0_0_1103975_2140.cpp:12: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_1103975_2140.cpp:12: error: `w' undeclared (first use this function)
0_0_1103975_2140.cpp: At global scope:
0_0_1103975_2140.cpp:25: error: expected unqualified-id before '==' token
0_0_1103975_2140.cpp:25: error: expected `,' or `;' before '==' token
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