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0_0_6410856_15094.cpp: In function `int dtw(int, int, int)':
0_0_6410856_15094.cpp:8: error: return-statement with no value, in function returning 'int'
0_0_6410856_15094.cpp:9: error: return-statement with no value, in function returning 'int'
0_0_6410856_15094.cpp:10: error: `cnt' undeclared (first use this function)
0_0_6410856_15094.cpp:10: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_6410856_15094.cpp:10: error: `abs' undeclared (first use this function)
0_0_6410856_15094.cpp:11: error: return-statement with no value, in function returning 'int'